Home / 1,000,907.89-1,381,253.61-542,026.08

Finding the Fourth Proportional to 1,000,907.89, 1,381,253.61 and 542,026.08

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Solution

The fourth proportional to 1,000,907.89, 1,381,253.61 and 542,026.08 is: 747,996.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,907.89 : 1,381,253.61 = 542,026.08 : x
  2. Step 2: Convert to fraction form
    1,000,907.89/1,381,253.61 = 542,026.08/x
  3. Step 3: Cross multiply
    1,000,907.89x = 1,381,253.61 × 542,026.08
  4. Step 4: Simplify right side
    1,000,907.89x = 748,675,481,746.75
  5. Step 5: Solve for x
    x = 748,675,481,746.75/1,000,907.89
  6. Step 6: Final answer
    x = 747,996.39

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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.