Home / 1,104,807.20-1,657,210.80-394,858.40

Finding the Fourth Proportional to 1,104,807.20, 1,657,210.80 and 394,858.40

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Solution

The fourth proportional to 1,104,807.20, 1,657,210.80 and 394,858.40 is: 592,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,807.20 : 1,657,210.80 = 394,858.40 : x
  2. Step 2: Convert to fraction form
    1,104,807.20/1,657,210.80 = 394,858.40/x
  3. Step 3: Cross multiply
    1,104,807.20x = 1,657,210.80 × 394,858.40
  4. Step 4: Simplify right side
    1,104,807.20x = 654,363,604,950.72
  5. Step 5: Solve for x
    x = 654,363,604,950.72/1,104,807.20
  6. Step 6: Final answer
    x = 592,287.60

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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.