Home / 1,740,381.12-2,610,697.32-728,484.84

Finding the Fourth Proportional to 1,740,381.12, 2,610,697.32 and 728,484.84

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Solution

The fourth proportional to 1,740,381.12, 2,610,697.32 and 728,484.84 is: 1,092,779.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740,381.12 : 2,610,697.32 = 728,484.84 : x
  2. Step 2: Convert to fraction form
    1,740,381.12/2,610,697.32 = 728,484.84/x
  3. Step 3: Cross multiply
    1,740,381.12x = 2,610,697.32 × 728,484.84
  4. Step 4: Simplify right side
    1,740,381.12x = 1,901,853,419,448.63
  5. Step 5: Solve for x
    x = 1,901,853,419,448.63/1,740,381.12
  6. Step 6: Final answer
    x = 1,092,779.85

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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.