Home / 1,807,980.62-2,711,883.28-670,964.48

Finding the Fourth Proportional to 1,807,980.62, 2,711,883.28 and 670,964.48

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Solution

The fourth proportional to 1,807,980.62, 2,711,883.28 and 670,964.48 is: 1,006,414.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,980.62 : 2,711,883.28 = 670,964.48 : x
  2. Step 2: Convert to fraction form
    1,807,980.62/2,711,883.28 = 670,964.48/x
  3. Step 3: Cross multiply
    1,807,980.62x = 2,711,883.28 × 670,964.48
  4. Step 4: Simplify right side
    1,807,980.62x = 1,819,577,354,785.89
  5. Step 5: Solve for x
    x = 1,819,577,354,785.89/1,807,980.62
  6. Step 6: Final answer
    x = 1,006,414.19

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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.