Home / 2,538,220.80-3,807,331.20-2,426,246.40

Finding the Fourth Proportional to 2,538,220.80, 3,807,331.20 and 2,426,246.40

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Solution

The fourth proportional to 2,538,220.80, 3,807,331.20 and 2,426,246.40 is: 3,639,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,220.80 : 3,807,331.20 = 2,426,246.40 : x
  2. Step 2: Convert to fraction form
    2,538,220.80/3,807,331.20 = 2,426,246.40/x
  3. Step 3: Cross multiply
    2,538,220.80x = 3,807,331.20 × 2,426,246.40
  4. Step 4: Simplify right side
    2,538,220.80x = 9,237,523,617,607.68
  5. Step 5: Solve for x
    x = 9,237,523,617,607.68/2,538,220.80
  6. Step 6: Final answer
    x = 3,639,369.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.