Home / 1,503,748.86-2,074,254.21-891,491.46

Finding the Fourth Proportional to 1,503,748.86, 2,074,254.21 and 891,491.46

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Solution

The fourth proportional to 1,503,748.86, 2,074,254.21 and 891,491.46 is: 1,229,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,748.86 : 2,074,254.21 = 891,491.46 : x
  2. Step 2: Convert to fraction form
    1,503,748.86/2,074,254.21 = 891,491.46/x
  3. Step 3: Cross multiply
    1,503,748.86x = 2,074,254.21 × 891,491.46
  4. Step 4: Simplify right side
    1,503,748.86x = 1,849,179,914,084.05
  5. Step 5: Solve for x
    x = 1,849,179,914,084.05/1,503,748.86
  6. Step 6: Final answer
    x = 1,229,713.26

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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.