Home / 1,332,496.74-1,998,885.12-434,008.44

Finding the Fourth Proportional to 1,332,496.74, 1,998,885.12 and 434,008.44

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Solution

The fourth proportional to 1,332,496.74, 1,998,885.12 and 434,008.44 is: 651,058.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,496.74 : 1,998,885.12 = 434,008.44 : x
  2. Step 2: Convert to fraction form
    1,332,496.74/1,998,885.12 = 434,008.44/x
  3. Step 3: Cross multiply
    1,332,496.74x = 1,998,885.12 × 434,008.44
  4. Step 4: Simplify right side
    1,332,496.74x = 867,533,002,675.99
  5. Step 5: Solve for x
    x = 867,533,002,675.99/1,332,496.74
  6. Step 6: Final answer
    x = 651,058.26

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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.