Home / 2,016,191.80-3,024,287.70-1,219,929.40

Finding the Fourth Proportional to 2,016,191.80, 3,024,287.70 and 1,219,929.40

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Solution

The fourth proportional to 2,016,191.80, 3,024,287.70 and 1,219,929.40 is: 1,829,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,191.80 : 3,024,287.70 = 1,219,929.40 : x
  2. Step 2: Convert to fraction form
    2,016,191.80/3,024,287.70 = 1,219,929.40/x
  3. Step 3: Cross multiply
    2,016,191.80x = 3,024,287.70 × 1,219,929.40
  4. Step 4: Simplify right side
    2,016,191.80x = 3,689,417,479,288.38
  5. Step 5: Solve for x
    x = 3,689,417,479,288.38/2,016,191.80
  6. Step 6: Final answer
    x = 1,829,894.10

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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.