Home / 4,426,677.20-6,640,015.80-3,222,952.40

Finding the Fourth Proportional to 4,426,677.20, 6,640,015.80 and 3,222,952.40

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Solution

The fourth proportional to 4,426,677.20, 6,640,015.80 and 3,222,952.40 is: 4,834,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426,677.20 : 6,640,015.80 = 3,222,952.40 : x
  2. Step 2: Convert to fraction form
    4,426,677.20/6,640,015.80 = 3,222,952.40/x
  3. Step 3: Cross multiply
    4,426,677.20x = 6,640,015.80 × 3,222,952.40
  4. Step 4: Simplify right side
    4,426,677.20x = 21,400,454,858,647.92
  5. Step 5: Solve for x
    x = 21,400,454,858,647.92/4,426,677.20
  6. Step 6: Final answer
    x = 4,834,428.60

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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.