Home / 1,865,123.42-2,573,687.12-1,049,309.55

Finding the Fourth Proportional to 1,865,123.42, 2,573,687.12 and 1,049,309.55

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Solution

The fourth proportional to 1,865,123.42, 2,573,687.12 and 1,049,309.55 is: 1,447,944.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,123.42 : 2,573,687.12 = 1,049,309.55 : x
  2. Step 2: Convert to fraction form
    1,865,123.42/2,573,687.12 = 1,049,309.55/x
  3. Step 3: Cross multiply
    1,865,123.42x = 2,573,687.12 × 1,049,309.55
  4. Step 4: Simplify right side
    1,865,123.42x = 2,700,594,468,481.45
  5. Step 5: Solve for x
    x = 2,700,594,468,481.45/1,865,123.42
  6. Step 6: Final answer
    x = 1,447,944.11

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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.