Home / 5,179,667.66-7,768,175.76-1,535,545.38

Finding the Fourth Proportional to 5,179,667.66, 7,768,175.76 and 1,535,545.38

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Solution

The fourth proportional to 5,179,667.66, 7,768,175.76 and 1,535,545.38 is: 2,302,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,667.66 : 7,768,175.76 = 1,535,545.38 : x
  2. Step 2: Convert to fraction form
    5,179,667.66/7,768,175.76 = 1,535,545.38/x
  3. Step 3: Cross multiply
    5,179,667.66x = 7,768,175.76 × 1,535,545.38
  4. Step 4: Simplify right side
    5,179,667.66x = 11,928,386,399,295.99
  5. Step 5: Solve for x
    x = 11,928,386,399,295.99/5,179,667.66
  6. Step 6: Final answer
    x = 2,302,925.05

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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.