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Finding the Fourth Proportional to 4,572,337.02, 6,857,978.01 and 1,206,806.46

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Solution

The fourth proportional to 4,572,337.02, 6,857,978.01 and 1,206,806.46 is: 1,810,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572,337.02 : 6,857,978.01 = 1,206,806.46 : x
  2. Step 2: Convert to fraction form
    4,572,337.02/6,857,978.01 = 1,206,806.46/x
  3. Step 3: Cross multiply
    4,572,337.02x = 6,857,978.01 × 1,206,806.46
  4. Step 4: Simplify right side
    4,572,337.02x = 8,276,252,165,005.94
  5. Step 5: Solve for x
    x = 8,276,252,165,005.94/4,572,337.02
  6. Step 6: Final answer
    x = 1,810,070.46

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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.