Home / 1,979,733.25-2,732,031.89-1,074,315.25

Finding the Fourth Proportional to 1,979,733.25, 2,732,031.89 and 1,074,315.25

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Solution

The fourth proportional to 1,979,733.25, 2,732,031.89 and 1,074,315.25 is: 1,482,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,733.25 : 2,732,031.89 = 1,074,315.25 : x
  2. Step 2: Convert to fraction form
    1,979,733.25/2,732,031.89 = 1,074,315.25/x
  3. Step 3: Cross multiply
    1,979,733.25x = 2,732,031.89 × 1,074,315.25
  4. Step 4: Simplify right side
    1,979,733.25x = 2,935,063,517,541.75
  5. Step 5: Solve for x
    x = 2,935,063,517,541.75/1,979,733.25
  6. Step 6: Final answer
    x = 1,482,555.05

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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.