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Finding the Fourth Proportional to 4,655,772.88, 6,983,954.48 and 1,461,025.04

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Solution

The fourth proportional to 4,655,772.88, 6,983,954.48 and 1,461,025.04 is: 2,191,630.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655,772.88 : 6,983,954.48 = 1,461,025.04 : x
  2. Step 2: Convert to fraction form
    4,655,772.88/6,983,954.48 = 1,461,025.04/x
  3. Step 3: Cross multiply
    4,655,772.88x = 6,983,954.48 × 1,461,025.04
  4. Step 4: Simplify right side
    4,655,772.88x = 10,203,732,373,500.18
  5. Step 5: Solve for x
    x = 10,203,732,373,500.18/4,655,772.88
  6. Step 6: Final answer
    x = 2,191,630.18

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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.