Home / 5,722,461.31-8,582,360.31-2,129,920.15

Finding the Fourth Proportional to 5,722,461.31, 8,582,360.31 and 2,129,920.15

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Solution

The fourth proportional to 5,722,461.31, 8,582,360.31 and 2,129,920.15 is: 3,194,384.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722,461.31 : 8,582,360.31 = 2,129,920.15 : x
  2. Step 2: Convert to fraction form
    5,722,461.31/8,582,360.31 = 2,129,920.15/x
  3. Step 3: Cross multiply
    5,722,461.31x = 8,582,360.31 × 2,129,920.15
  4. Step 4: Simplify right side
    5,722,461.31x = 18,279,742,137,373.35
  5. Step 5: Solve for x
    x = 18,279,742,137,373.35/5,722,461.31
  6. Step 6: Final answer
    x = 3,194,384.58

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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.