Home / 1,214,124.62-1,675,494.45-670,261.15

Finding the Fourth Proportional to 1,214,124.62, 1,675,494.45 and 670,261.15

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Solution

The fourth proportional to 1,214,124.62, 1,675,494.45 and 670,261.15 is: 924,961.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,124.62 : 1,675,494.45 = 670,261.15 : x
  2. Step 2: Convert to fraction form
    1,214,124.62/1,675,494.45 = 670,261.15/x
  3. Step 3: Cross multiply
    1,214,124.62x = 1,675,494.45 × 670,261.15
  4. Step 4: Simplify right side
    1,214,124.62x = 1,123,018,838,969.99
  5. Step 5: Solve for x
    x = 1,123,018,838,969.99/1,214,124.62
  6. Step 6: Final answer
    x = 924,961.76

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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.