Home / 1,332,499.49-1,998,889.25-434,011.19

Finding the Fourth Proportional to 1,332,499.49, 1,998,889.25 and 434,011.19

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Solution

The fourth proportional to 1,332,499.49, 1,998,889.25 and 434,011.19 is: 651,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,499.49 : 1,998,889.25 = 434,011.19 : x
  2. Step 2: Convert to fraction form
    1,332,499.49/1,998,889.25 = 434,011.19/x
  3. Step 3: Cross multiply
    1,332,499.49x = 1,998,889.25 × 434,011.19
  4. Step 4: Simplify right side
    1,332,499.49x = 867,540,302,070.71
  5. Step 5: Solve for x
    x = 867,540,302,070.71/1,332,499.49
  6. Step 6: Final answer
    x = 651,062.39

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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.