Home / 1,172,082.42-1,755,848.76-863,774.48

Finding the Fourth Proportional to 1,172,082.42, 1,755,848.76 and 863,774.48

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Solution

The fourth proportional to 1,172,082.42, 1,755,848.76 and 863,774.48 is: 1,293,985.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,082.42 : 1,755,848.76 = 863,774.48 : x
  2. Step 2: Convert to fraction form
    1,172,082.42/1,755,848.76 = 863,774.48/x
  3. Step 3: Cross multiply
    1,172,082.42x = 1,755,848.76 × 863,774.48
  4. Step 4: Simplify right side
    1,172,082.42x = 1,516,657,340,848.40
  5. Step 5: Solve for x
    x = 1,516,657,340,848.40/1,172,082.42
  6. Step 6: Final answer
    x = 1,293,985.23

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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.