Home / 1,273,987.14-1,910,980.42-464,432.25

Finding the Fourth Proportional to 1,273,987.14, 1,910,980.42 and 464,432.25

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Solution

The fourth proportional to 1,273,987.14, 1,910,980.42 and 464,432.25 is: 696,648.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,987.14 : 1,910,980.42 = 464,432.25 : x
  2. Step 2: Convert to fraction form
    1,273,987.14/1,910,980.42 = 464,432.25/x
  3. Step 3: Cross multiply
    1,273,987.14x = 1,910,980.42 × 464,432.25
  4. Step 4: Simplify right side
    1,273,987.14x = 887,520,936,166.55
  5. Step 5: Solve for x
    x = 887,520,936,166.55/1,273,987.14
  6. Step 6: Final answer
    x = 696,648.27

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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.