Home / 2,382,248.40-3,572,604.72-784,431.06

Finding the Fourth Proportional to 2,382,248.40, 3,572,604.72 and 784,431.06

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Solution

The fourth proportional to 2,382,248.40, 3,572,604.72 and 784,431.06 is: 1,176,393.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,248.40 : 3,572,604.72 = 784,431.06 : x
  2. Step 2: Convert to fraction form
    2,382,248.40/3,572,604.72 = 784,431.06/x
  3. Step 3: Cross multiply
    2,382,248.40x = 3,572,604.72 × 784,431.06
  4. Step 4: Simplify right side
    2,382,248.40x = 2,802,462,107,470.60
  5. Step 5: Solve for x
    x = 2,802,462,107,470.60/2,382,248.40
  6. Step 6: Final answer
    x = 1,176,393.74

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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.