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Finding the Fourth Proportional to 4,899,357.93, 7,348,562.02 and 1,487,674.52

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Solution

The fourth proportional to 4,899,357.93, 7,348,562.02 and 1,487,674.52 is: 2,231,367.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899,357.93 : 7,348,562.02 = 1,487,674.52 : x
  2. Step 2: Convert to fraction form
    4,899,357.93/7,348,562.02 = 1,487,674.52/x
  3. Step 3: Cross multiply
    4,899,357.93x = 7,348,562.02 × 1,487,674.52
  4. Step 4: Simplify right side
    4,899,357.93x = 10,932,268,439,050.92
  5. Step 5: Solve for x
    x = 10,932,268,439,050.92/4,899,357.93
  6. Step 6: Final answer
    x = 2,231,367.58

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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.