Home / 1,476,155.70-2,214,233.55-972,270.90

Finding the Fourth Proportional to 1,476,155.70, 2,214,233.55 and 972,270.90

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Solution

The fourth proportional to 1,476,155.70, 2,214,233.55 and 972,270.90 is: 1,458,406.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,155.70 : 2,214,233.55 = 972,270.90 : x
  2. Step 2: Convert to fraction form
    1,476,155.70/2,214,233.55 = 972,270.90/x
  3. Step 3: Cross multiply
    1,476,155.70x = 2,214,233.55 × 972,270.90
  4. Step 4: Simplify right side
    1,476,155.70x = 2,152,834,846,468.69
  5. Step 5: Solve for x
    x = 2,152,834,846,468.69/1,476,155.70
  6. Step 6: Final answer
    x = 1,458,406.35

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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.