Home / 1,642,734.08-2,266,948.48-917,594.88

Finding the Fourth Proportional to 1,642,734.08, 2,266,948.48 and 917,594.88

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Solution

The fourth proportional to 1,642,734.08, 2,266,948.48 and 917,594.88 is: 1,266,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,734.08 : 2,266,948.48 = 917,594.88 : x
  2. Step 2: Convert to fraction form
    1,642,734.08/2,266,948.48 = 917,594.88/x
  3. Step 3: Cross multiply
    1,642,734.08x = 2,266,948.48 × 917,594.88
  4. Step 4: Simplify right side
    1,642,734.08x = 2,080,140,318,471.78
  5. Step 5: Solve for x
    x = 2,080,140,318,471.78/1,642,734.08
  6. Step 6: Final answer
    x = 1,266,267.22

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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.