Home / 1,214,146.71-1,675,478.43-670,270.77

Finding the Fourth Proportional to 1,214,146.71, 1,675,478.43 and 670,270.77

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Solution

The fourth proportional to 1,214,146.71, 1,675,478.43 and 670,270.77 is: 924,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,146.71 : 1,675,478.43 = 670,270.77 : x
  2. Step 2: Convert to fraction form
    1,214,146.71/1,675,478.43 = 670,270.77/x
  3. Step 3: Cross multiply
    1,214,146.71x = 1,675,478.43 × 670,270.77
  4. Step 4: Simplify right side
    1,214,146.71x = 1,123,024,217,394.49
  5. Step 5: Solve for x
    x = 1,123,024,217,394.49/1,214,146.71
  6. Step 6: Final answer
    x = 924,949.36

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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.