Home / 1,038,098.31-1,554,958.63-658,819.05

Finding the Fourth Proportional to 1,038,098.31, 1,554,958.63 and 658,819.05

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Solution

The fourth proportional to 1,038,098.31, 1,554,958.63 and 658,819.05 is: 986,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,098.31 : 1,554,958.63 = 658,819.05 : x
  2. Step 2: Convert to fraction form
    1,038,098.31/1,554,958.63 = 658,819.05/x
  3. Step 3: Cross multiply
    1,038,098.31x = 1,554,958.63 × 658,819.05
  4. Step 4: Simplify right side
    1,038,098.31x = 1,024,436,367,405.90
  5. Step 5: Solve for x
    x = 1,024,436,367,405.90/1,038,098.31
  6. Step 6: Final answer
    x = 986,839.45

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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.