Home / 2,878,805.07-4,317,910.90-959,508.90

Finding the Fourth Proportional to 2,878,805.07, 4,317,910.90 and 959,508.90

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Solution

The fourth proportional to 2,878,805.07, 4,317,910.90 and 959,508.90 is: 1,439,164.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,805.07 : 4,317,910.90 = 959,508.90 : x
  2. Step 2: Convert to fraction form
    2,878,805.07/4,317,910.90 = 959,508.90/x
  3. Step 3: Cross multiply
    2,878,805.07x = 4,317,910.90 × 959,508.90
  4. Step 4: Simplify right side
    2,878,805.07x = 4,143,073,911,569.91
  5. Step 5: Solve for x
    x = 4,143,073,911,569.91/2,878,805.07
  6. Step 6: Final answer
    x = 1,439,164.45

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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.