Home / 1,482,084.89-2,045,278.49-803,021.39

Finding the Fourth Proportional to 1,482,084.89, 2,045,278.49 and 803,021.39

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Solution

The fourth proportional to 1,482,084.89, 2,045,278.49 and 803,021.39 is: 1,108,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,084.89 : 2,045,278.49 = 803,021.39 : x
  2. Step 2: Convert to fraction form
    1,482,084.89/2,045,278.49 = 803,021.39/x
  3. Step 3: Cross multiply
    1,482,084.89x = 2,045,278.49 × 803,021.39
  4. Step 4: Simplify right side
    1,482,084.89x = 1,642,402,375,976.90
  5. Step 5: Solve for x
    x = 1,642,402,375,976.90/1,482,084.89
  6. Step 6: Final answer
    x = 1,108,170.25

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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.