Home / 2,487,219.60-3,730,829.40-889,834.80

Finding the Fourth Proportional to 2,487,219.60, 3,730,829.40 and 889,834.80

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Solution

The fourth proportional to 2,487,219.60, 3,730,829.40 and 889,834.80 is: 1,334,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,219.60 : 3,730,829.40 = 889,834.80 : x
  2. Step 2: Convert to fraction form
    2,487,219.60/3,730,829.40 = 889,834.80/x
  3. Step 3: Cross multiply
    2,487,219.60x = 3,730,829.40 × 889,834.80
  4. Step 4: Simplify right side
    2,487,219.60x = 3,319,821,832,983.12
  5. Step 5: Solve for x
    x = 3,319,821,832,983.12/2,487,219.60
  6. Step 6: Final answer
    x = 1,334,752.20

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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.