Home / 1,346,909.92-1,858,686.88-743,284.96

Finding the Fourth Proportional to 1,346,909.92, 1,858,686.88 and 743,284.96

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Solution

The fourth proportional to 1,346,909.92, 1,858,686.88 and 743,284.96 is: 1,025,706.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,909.92 : 1,858,686.88 = 743,284.96 : x
  2. Step 2: Convert to fraction form
    1,346,909.92/1,858,686.88 = 743,284.96/x
  3. Step 3: Cross multiply
    1,346,909.92x = 1,858,686.88 × 743,284.96
  4. Step 4: Simplify right side
    1,346,909.92x = 1,381,534,003,253.32
  5. Step 5: Solve for x
    x = 1,381,534,003,253.32/1,346,909.92
  6. Step 6: Final answer
    x = 1,025,706.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.