Home / 3,175,612.32-4,763,422.34-870,125.16

Finding the Fourth Proportional to 3,175,612.32, 4,763,422.34 and 870,125.16

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Solution

The fourth proportional to 3,175,612.32, 4,763,422.34 and 870,125.16 is: 1,305,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,612.32 : 4,763,422.34 = 870,125.16 : x
  2. Step 2: Convert to fraction form
    3,175,612.32/4,763,422.34 = 870,125.16/x
  3. Step 3: Cross multiply
    3,175,612.32x = 4,763,422.34 × 870,125.16
  4. Step 4: Simplify right side
    3,175,612.32x = 4,144,773,625,740.07
  5. Step 5: Solve for x
    x = 4,144,773,625,740.07/3,175,612.32
  6. Step 6: Final answer
    x = 1,305,188.80

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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.