Home / 2,854,545.38-3,939,277.78-1,565,395

Finding the Fourth Proportional to 2,854,545.38, 3,939,277.78 and 1,565,395

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Solution

The fourth proportional to 2,854,545.38, 3,939,277.78 and 1,565,395 is: 2,160,247.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,545.38 : 3,939,277.78 = 1,565,395 : x
  2. Step 2: Convert to fraction form
    2,854,545.38/3,939,277.78 = 1,565,395/x
  3. Step 3: Cross multiply
    2,854,545.38x = 3,939,277.78 × 1,565,395
  4. Step 4: Simplify right side
    2,854,545.38x = 6,166,525,740,423.10
  5. Step 5: Solve for x
    x = 6,166,525,740,423.10/2,854,545.38
  6. Step 6: Final answer
    x = 2,160,247.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.