Home / 1,072,386.60-1,609,163.10-441,364.20

Finding the Fourth Proportional to 1,072,386.60, 1,609,163.10 and 441,364.20

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Solution

The fourth proportional to 1,072,386.60, 1,609,163.10 and 441,364.20 is: 662,286.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,386.60 : 1,609,163.10 = 441,364.20 : x
  2. Step 2: Convert to fraction form
    1,072,386.60/1,609,163.10 = 441,364.20/x
  3. Step 3: Cross multiply
    1,072,386.60x = 1,609,163.10 × 441,364.20
  4. Step 4: Simplify right side
    1,072,386.60x = 710,226,984,301.02
  5. Step 5: Solve for x
    x = 710,226,984,301.02/1,072,386.60
  6. Step 6: Final answer
    x = 662,286.33

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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.