Home / 1,358,671.34-2,038,356.94-516,763.82

Finding the Fourth Proportional to 1,358,671.34, 2,038,356.94 and 516,763.82

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Solution

The fourth proportional to 1,358,671.34, 2,038,356.94 and 516,763.82 is: 775,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,671.34 : 2,038,356.94 = 516,763.82 : x
  2. Step 2: Convert to fraction form
    1,358,671.34/2,038,356.94 = 516,763.82/x
  3. Step 3: Cross multiply
    1,358,671.34x = 2,038,356.94 × 516,763.82
  4. Step 4: Simplify right side
    1,358,671.34x = 1,053,349,118,837.91
  5. Step 5: Solve for x
    x = 1,053,349,118,837.91/1,358,671.34
  6. Step 6: Final answer
    x = 775,278.82

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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.