Home / 1,367,892.32-1,887,632.76-756,013.44

Finding the Fourth Proportional to 1,367,892.32, 1,887,632.76 and 756,013.44

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Solution

The fourth proportional to 1,367,892.32, 1,887,632.76 and 756,013.44 is: 1,043,266.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,892.32 : 1,887,632.76 = 756,013.44 : x
  2. Step 2: Convert to fraction form
    1,367,892.32/1,887,632.76 = 756,013.44/x
  3. Step 3: Cross multiply
    1,367,892.32x = 1,887,632.76 × 756,013.44
  4. Step 4: Simplify right side
    1,367,892.32x = 1,427,075,736,344.29
  5. Step 5: Solve for x
    x = 1,427,075,736,344.29/1,367,892.32
  6. Step 6: Final answer
    x = 1,043,266.14

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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.