Home / 1,535,519.30-2,119,023.96-847,191.11

Finding the Fourth Proportional to 1,535,519.30, 2,119,023.96 and 847,191.11

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Solution

The fourth proportional to 1,535,519.30, 2,119,023.96 and 847,191.11 is: 1,169,127.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,519.30 : 2,119,023.96 = 847,191.11 : x
  2. Step 2: Convert to fraction form
    1,535,519.30/2,119,023.96 = 847,191.11/x
  3. Step 3: Cross multiply
    1,535,519.30x = 2,119,023.96 × 847,191.11
  4. Step 4: Simplify right side
    1,535,519.30x = 1,795,218,260,789.00
  5. Step 5: Solve for x
    x = 1,795,218,260,789.00/1,535,519.30
  6. Step 6: Final answer
    x = 1,169,127.77

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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.