Home / 1,371,691.65-2,058,865.47-662,217.51

Finding the Fourth Proportional to 1,371,691.65, 2,058,865.47 and 662,217.51

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Solution

The fourth proportional to 1,371,691.65, 2,058,865.47 and 662,217.51 is: 993,967.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,691.65 : 2,058,865.47 = 662,217.51 : x
  2. Step 2: Convert to fraction form
    1,371,691.65/2,058,865.47 = 662,217.51/x
  3. Step 3: Cross multiply
    1,371,691.65x = 2,058,865.47 × 662,217.51
  4. Step 4: Simplify right side
    1,371,691.65x = 1,363,416,764,968.38
  5. Step 5: Solve for x
    x = 1,363,416,764,968.38/1,371,691.65
  6. Step 6: Final answer
    x = 993,967.39

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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.