Home / 5,142,869.58-7,715,383.23-1,947,925.02

Finding the Fourth Proportional to 5,142,869.58, 7,715,383.23 and 1,947,925.02

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Solution

The fourth proportional to 5,142,869.58, 7,715,383.23 and 1,947,925.02 is: 2,922,296.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,869.58 : 7,715,383.23 = 1,947,925.02 : x
  2. Step 2: Convert to fraction form
    5,142,869.58/7,715,383.23 = 1,947,925.02/x
  3. Step 3: Cross multiply
    5,142,869.58x = 7,715,383.23 × 1,947,925.02
  4. Step 4: Simplify right side
    5,142,869.58x = 15,028,988,032,605.42
  5. Step 5: Solve for x
    x = 15,028,988,032,605.42/5,142,869.58
  6. Step 6: Final answer
    x = 2,922,296.16

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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.