Home / 1,142,666.10-1,714,016.07-432,503.46

Finding the Fourth Proportional to 1,142,666.10, 1,714,016.07 and 432,503.46

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Solution

The fourth proportional to 1,142,666.10, 1,714,016.07 and 432,503.46 is: 648,761.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,666.10 : 1,714,016.07 = 432,503.46 : x
  2. Step 2: Convert to fraction form
    1,142,666.10/1,714,016.07 = 432,503.46/x
  3. Step 3: Cross multiply
    1,142,666.10x = 1,714,016.07 × 432,503.46
  4. Step 4: Simplify right side
    1,142,666.10x = 741,317,880,770.60
  5. Step 5: Solve for x
    x = 741,317,880,770.60/1,142,666.10
  6. Step 6: Final answer
    x = 648,761.59

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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.