Home / 1,341,937.90-2,011,351.65-542,824.30

Finding the Fourth Proportional to 1,341,937.90, 2,011,351.65 and 542,824.30

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Solution

The fourth proportional to 1,341,937.90, 2,011,351.65 and 542,824.30 is: 813,607.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,937.90 : 2,011,351.65 = 542,824.30 : x
  2. Step 2: Convert to fraction form
    1,341,937.90/2,011,351.65 = 542,824.30/x
  3. Step 3: Cross multiply
    1,341,937.90x = 2,011,351.65 × 542,824.30
  4. Step 4: Simplify right side
    1,341,937.90x = 1,091,810,551,465.10
  5. Step 5: Solve for x
    x = 1,091,810,551,465.10/1,341,937.90
  6. Step 6: Final answer
    x = 813,607.36

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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.