Home / 1,939,608.16-2,676,467.52-1,080,248.32

Finding the Fourth Proportional to 1,939,608.16, 2,676,467.52 and 1,080,248.32

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Solution

The fourth proportional to 1,939,608.16, 2,676,467.52 and 1,080,248.32 is: 1,490,635.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,608.16 : 2,676,467.52 = 1,080,248.32 : x
  2. Step 2: Convert to fraction form
    1,939,608.16/2,676,467.52 = 1,080,248.32/x
  3. Step 3: Cross multiply
    1,939,608.16x = 2,676,467.52 × 1,080,248.32
  4. Step 4: Simplify right side
    1,939,608.16x = 2,891,249,542,014.57
  5. Step 5: Solve for x
    x = 2,891,249,542,014.57/1,939,608.16
  6. Step 6: Final answer
    x = 1,490,635.89

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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.