Home / 1,127,541.08-1,691,560.40-328,885.13

Finding the Fourth Proportional to 1,127,541.08, 1,691,560.40 and 328,885.13

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Solution

The fourth proportional to 1,127,541.08, 1,691,560.40 and 328,885.13 is: 493,400.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,541.08 : 1,691,560.40 = 328,885.13 : x
  2. Step 2: Convert to fraction form
    1,127,541.08/1,691,560.40 = 328,885.13/x
  3. Step 3: Cross multiply
    1,127,541.08x = 1,691,560.40 × 328,885.13
  4. Step 4: Simplify right side
    1,127,541.08x = 556,329,064,641.33
  5. Step 5: Solve for x
    x = 556,329,064,641.33/1,127,541.08
  6. Step 6: Final answer
    x = 493,400.26

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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.