Home / 1,406,157.29-1,940,487.40-761,562.73

Finding the Fourth Proportional to 1,406,157.29, 1,940,487.40 and 761,562.73

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Solution

The fourth proportional to 1,406,157.29, 1,940,487.40 and 761,562.73 is: 1,050,951.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,157.29 : 1,940,487.40 = 761,562.73 : x
  2. Step 2: Convert to fraction form
    1,406,157.29/1,940,487.40 = 761,562.73/x
  3. Step 3: Cross multiply
    1,406,157.29x = 1,940,487.40 × 761,562.73
  4. Step 4: Simplify right side
    1,406,157.29x = 1,477,802,881,874.60
  5. Step 5: Solve for x
    x = 1,477,802,881,874.60/1,406,157.29
  6. Step 6: Final answer
    x = 1,050,951.34

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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.