Home / 1,332,501.60-1,998,892.49-434,013.36

Finding the Fourth Proportional to 1,332,501.60, 1,998,892.49 and 434,013.36

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Solution

The fourth proportional to 1,332,501.60, 1,998,892.49 and 434,013.36 is: 651,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,501.60 : 1,998,892.49 = 434,013.36 : x
  2. Step 2: Convert to fraction form
    1,332,501.60/1,998,892.49 = 434,013.36/x
  3. Step 3: Cross multiply
    1,332,501.60x = 1,998,892.49 × 434,013.36
  4. Step 4: Simplify right side
    1,332,501.60x = 867,546,036,197.75
  5. Step 5: Solve for x
    x = 867,546,036,197.75/1,332,501.60
  6. Step 6: Final answer
    x = 651,065.66

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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.