Home / 1,185,906.38-1,779,192.14-476,432.64

Finding the Fourth Proportional to 1,185,906.38, 1,779,192.14 and 476,432.64

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Solution

The fourth proportional to 1,185,906.38, 1,779,192.14 and 476,432.64 is: 714,782.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,906.38 : 1,779,192.14 = 476,432.64 : x
  2. Step 2: Convert to fraction form
    1,185,906.38/1,779,192.14 = 476,432.64/x
  3. Step 3: Cross multiply
    1,185,906.38x = 1,779,192.14 × 476,432.64
  4. Step 4: Simplify right side
    1,185,906.38x = 847,665,205,945.29
  5. Step 5: Solve for x
    x = 847,665,205,945.29/1,185,906.38
  6. Step 6: Final answer
    x = 714,782.57

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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.