Home / 1,036,687.72-1,430,745.54-577,844.20

Finding the Fourth Proportional to 1,036,687.72, 1,430,745.54 and 577,844.20

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Solution

The fourth proportional to 1,036,687.72, 1,430,745.54 and 577,844.20 is: 797,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,687.72 : 1,430,745.54 = 577,844.20 : x
  2. Step 2: Convert to fraction form
    1,036,687.72/1,430,745.54 = 577,844.20/x
  3. Step 3: Cross multiply
    1,036,687.72x = 1,430,745.54 × 577,844.20
  4. Step 4: Simplify right side
    1,036,687.72x = 826,748,011,964.87
  5. Step 5: Solve for x
    x = 826,748,011,964.87/1,036,687.72
  6. Step 6: Final answer
    x = 797,489.92

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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.