Home / 1,352,553.30-1,868,467.77-1,080,263.70

Finding the Fourth Proportional to 1,352,553.30, 1,868,467.77 and 1,080,263.70

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Solution

The fourth proportional to 1,352,553.30, 1,868,467.77 and 1,080,263.70 is: 1,492,316.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,553.30 : 1,868,467.77 = 1,080,263.70 : x
  2. Step 2: Convert to fraction form
    1,352,553.30/1,868,467.77 = 1,080,263.70/x
  3. Step 3: Cross multiply
    1,352,553.30x = 1,868,467.77 × 1,080,263.70
  4. Step 4: Simplify right side
    1,352,553.30x = 2,018,437,906,550.95
  5. Step 5: Solve for x
    x = 2,018,437,906,550.95/1,352,553.30
  6. Step 6: Final answer
    x = 1,492,316.72

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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.