Home / 5,466,601.36-8,200,686.12-1,680,402.16

Finding the Fourth Proportional to 5,466,601.36, 8,200,686.12 and 1,680,402.16

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Solution

The fourth proportional to 5,466,601.36, 8,200,686.12 and 1,680,402.16 is: 2,520,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,466,601.36 : 8,200,686.12 = 1,680,402.16 : x
  2. Step 2: Convert to fraction form
    5,466,601.36/8,200,686.12 = 1,680,402.16/x
  3. Step 3: Cross multiply
    5,466,601.36x = 8,200,686.12 × 1,680,402.16
  4. Step 4: Simplify right side
    5,466,601.36x = 13,780,450,669,530.02
  5. Step 5: Solve for x
    x = 13,780,450,669,530.02/5,466,601.36
  6. Step 6: Final answer
    x = 2,520,844.26

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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.