Home / 1,214,363.52-1,675,812.24-670,499.28

Finding the Fourth Proportional to 1,214,363.52, 1,675,812.24 and 670,499.28

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Solution

The fourth proportional to 1,214,363.52, 1,675,812.24 and 670,499.28 is: 925,283.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,363.52 : 1,675,812.24 = 670,499.28 : x
  2. Step 2: Convert to fraction form
    1,214,363.52/1,675,812.24 = 670,499.28/x
  3. Step 3: Cross multiply
    1,214,363.52x = 1,675,812.24 × 670,499.28
  4. Step 4: Simplify right side
    1,214,363.52x = 1,123,630,900,335.19
  5. Step 5: Solve for x
    x = 1,123,630,900,335.19/1,214,363.52
  6. Step 6: Final answer
    x = 925,283.81

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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.