Home / 1,926,302.10-2,887,379.55-727,761.30

Finding the Fourth Proportional to 1,926,302.10, 2,887,379.55 and 727,761.30

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Solution

The fourth proportional to 1,926,302.10, 2,887,379.55 and 727,761.30 is: 1,090,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,302.10 : 2,887,379.55 = 727,761.30 : x
  2. Step 2: Convert to fraction form
    1,926,302.10/2,887,379.55 = 727,761.30/x
  3. Step 3: Cross multiply
    1,926,302.10x = 2,887,379.55 × 727,761.30
  4. Step 4: Simplify right side
    1,926,302.10x = 2,101,323,094,901.42
  5. Step 5: Solve for x
    x = 2,101,323,094,901.42/1,926,302.10
  6. Step 6: Final answer
    x = 1,090,858.54

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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.