Home / 1,367,948.04-1,887,764.34-764,336.52

Finding the Fourth Proportional to 1,367,948.04, 1,887,764.34 and 764,336.52

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Solution

The fourth proportional to 1,367,948.04, 1,887,764.34 and 764,336.52 is: 1,054,782.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,948.04 : 1,887,764.34 = 764,336.52 : x
  2. Step 2: Convert to fraction form
    1,367,948.04/1,887,764.34 = 764,336.52/x
  3. Step 3: Cross multiply
    1,367,948.04x = 1,887,764.34 × 764,336.52
  4. Step 4: Simplify right side
    1,367,948.04x = 1,442,887,226,215.70
  5. Step 5: Solve for x
    x = 1,442,887,226,215.70/1,367,948.04
  6. Step 6: Final answer
    x = 1,054,782.19

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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.