Home / 1,095,621.30-1,642,314.15-740,671.20

Finding the Fourth Proportional to 1,095,621.30, 1,642,314.15 and 740,671.20

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Solution

The fourth proportional to 1,095,621.30, 1,642,314.15 and 740,671.20 is: 1,110,251.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,621.30 : 1,642,314.15 = 740,671.20 : x
  2. Step 2: Convert to fraction form
    1,095,621.30/1,642,314.15 = 740,671.20/x
  3. Step 3: Cross multiply
    1,095,621.30x = 1,642,314.15 × 740,671.20
  4. Step 4: Simplify right side
    1,095,621.30x = 1,216,414,792,257.48
  5. Step 5: Solve for x
    x = 1,216,414,792,257.48/1,095,621.30
  6. Step 6: Final answer
    x = 1,110,251.14

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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.