Home / 1,549,614.06-2,138,522.43-861,299.82

Finding the Fourth Proportional to 1,549,614.06, 2,138,522.43 and 861,299.82

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Solution

The fourth proportional to 1,549,614.06, 2,138,522.43 and 861,299.82 is: 1,188,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,614.06 : 2,138,522.43 = 861,299.82 : x
  2. Step 2: Convert to fraction form
    1,549,614.06/2,138,522.43 = 861,299.82/x
  3. Step 3: Cross multiply
    1,549,614.06x = 2,138,522.43 × 861,299.82
  4. Step 4: Simplify right side
    1,549,614.06x = 1,841,908,984,024.96
  5. Step 5: Solve for x
    x = 1,841,908,984,024.96/1,549,614.06
  6. Step 6: Final answer
    x = 1,188,624.34

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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.