Home / 1,520,799.42-2,098,637.19-841,695.42

Finding the Fourth Proportional to 1,520,799.42, 2,098,637.19 and 841,695.42

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Solution

The fourth proportional to 1,520,799.42, 2,098,637.19 and 841,695.42 is: 1,161,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,799.42 : 2,098,637.19 = 841,695.42 : x
  2. Step 2: Convert to fraction form
    1,520,799.42/2,098,637.19 = 841,695.42/x
  3. Step 3: Cross multiply
    1,520,799.42x = 2,098,637.19 × 841,695.42
  4. Step 4: Simplify right side
    1,520,799.42x = 1,766,413,311,064.67
  5. Step 5: Solve for x
    x = 1,766,413,311,064.67/1,520,799.42
  6. Step 6: Final answer
    x = 1,161,503.15

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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.