Home / 1,265,278.83-1,746,082.89-692,318.85

Finding the Fourth Proportional to 1,265,278.83, 1,746,082.89 and 692,318.85

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Solution

The fourth proportional to 1,265,278.83, 1,746,082.89 and 692,318.85 is: 955,398.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,278.83 : 1,746,082.89 = 692,318.85 : x
  2. Step 2: Convert to fraction form
    1,265,278.83/1,746,082.89 = 692,318.85/x
  3. Step 3: Cross multiply
    1,265,278.83x = 1,746,082.89 × 692,318.85
  4. Step 4: Simplify right side
    1,265,278.83x = 1,208,846,098,409.48
  5. Step 5: Solve for x
    x = 1,208,846,098,409.48/1,265,278.83
  6. Step 6: Final answer
    x = 955,398.98

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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.