Home / 1,553,729.60-2,330,671.20-807,233.60

Finding the Fourth Proportional to 1,553,729.60, 2,330,671.20 and 807,233.60

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Solution

The fourth proportional to 1,553,729.60, 2,330,671.20 and 807,233.60 is: 1,210,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,729.60 : 2,330,671.20 = 807,233.60 : x
  2. Step 2: Convert to fraction form
    1,553,729.60/2,330,671.20 = 807,233.60/x
  3. Step 3: Cross multiply
    1,553,729.60x = 2,330,671.20 × 807,233.60
  4. Step 4: Simplify right side
    1,553,729.60x = 1,881,396,103,192.32
  5. Step 5: Solve for x
    x = 1,881,396,103,192.32/1,553,729.60
  6. Step 6: Final answer
    x = 1,210,890.30

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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.