Home / 1,371,851.55-2,057,777.33-425,512.35

Finding the Fourth Proportional to 1,371,851.55, 2,057,777.33 and 425,512.35

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Solution

The fourth proportional to 1,371,851.55, 2,057,777.33 and 425,512.35 is: 638,268.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,851.55 : 2,057,777.33 = 425,512.35 : x
  2. Step 2: Convert to fraction form
    1,371,851.55/2,057,777.33 = 425,512.35/x
  3. Step 3: Cross multiply
    1,371,851.55x = 2,057,777.33 × 425,512.35
  4. Step 4: Simplify right side
    1,371,851.55x = 875,609,665,337.46
  5. Step 5: Solve for x
    x = 875,609,665,337.46/1,371,851.55
  6. Step 6: Final answer
    x = 638,268.53

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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.