Home / 2,047,974.80-3,071,962.20-1,300,864.40

Finding the Fourth Proportional to 2,047,974.80, 3,071,962.20 and 1,300,864.40

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Solution

The fourth proportional to 2,047,974.80, 3,071,962.20 and 1,300,864.40 is: 1,951,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,974.80 : 3,071,962.20 = 1,300,864.40 : x
  2. Step 2: Convert to fraction form
    2,047,974.80/3,071,962.20 = 1,300,864.40/x
  3. Step 3: Cross multiply
    2,047,974.80x = 3,071,962.20 × 1,300,864.40
  4. Step 4: Simplify right side
    2,047,974.80x = 3,996,206,264,125.68
  5. Step 5: Solve for x
    x = 3,996,206,264,125.68/2,047,974.80
  6. Step 6: Final answer
    x = 1,951,296.60

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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.