Home / 1,151,656.20-1,725,281.10-619,000.20

Finding the Fourth Proportional to 1,151,656.20, 1,725,281.10 and 619,000.20

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Solution

The fourth proportional to 1,151,656.20, 1,725,281.10 and 619,000.20 is: 927,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,656.20 : 1,725,281.10 = 619,000.20 : x
  2. Step 2: Convert to fraction form
    1,151,656.20/1,725,281.10 = 619,000.20/x
  3. Step 3: Cross multiply
    1,151,656.20x = 1,725,281.10 × 619,000.20
  4. Step 4: Simplify right side
    1,151,656.20x = 1,067,949,345,956.22
  5. Step 5: Solve for x
    x = 1,067,949,345,956.22/1,151,656.20
  6. Step 6: Final answer
    x = 927,316.11

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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.