Home / 4,881,886.68-7,323,322.02-1,287,902.04

Finding the Fourth Proportional to 4,881,886.68, 7,323,322.02 and 1,287,902.04

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Solution

The fourth proportional to 4,881,886.68, 7,323,322.02 and 1,287,902.04 is: 1,931,982.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881,886.68 : 7,323,322.02 = 1,287,902.04 : x
  2. Step 2: Convert to fraction form
    4,881,886.68/7,323,322.02 = 1,287,902.04/x
  3. Step 3: Cross multiply
    4,881,886.68x = 7,323,322.02 × 1,287,902.04
  4. Step 4: Simplify right side
    4,881,886.68x = 9,431,721,369,134.92
  5. Step 5: Solve for x
    x = 9,431,721,369,134.92/4,881,886.68
  6. Step 6: Final answer
    x = 1,931,982.86

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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.