Home / 1,786,670.20-2,679,227.70-588,129.40

Finding the Fourth Proportional to 1,786,670.20, 2,679,227.70 and 588,129.40

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Solution

The fourth proportional to 1,786,670.20, 2,679,227.70 and 588,129.40 is: 881,938.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,670.20 : 2,679,227.70 = 588,129.40 : x
  2. Step 2: Convert to fraction form
    1,786,670.20/2,679,227.70 = 588,129.40/x
  3. Step 3: Cross multiply
    1,786,670.20x = 2,679,227.70 × 588,129.40
  4. Step 4: Simplify right side
    1,786,670.20x = 1,575,732,579,664.38
  5. Step 5: Solve for x
    x = 1,575,732,579,664.38/1,786,670.20
  6. Step 6: Final answer
    x = 881,938.13

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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.