Home / 1,506,680.37-2,079,234.21-818,358.90

Finding the Fourth Proportional to 1,506,680.37, 2,079,234.21 and 818,358.90

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Solution

The fourth proportional to 1,506,680.37, 2,079,234.21 and 818,358.90 is: 1,129,343.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,680.37 : 2,079,234.21 = 818,358.90 : x
  2. Step 2: Convert to fraction form
    1,506,680.37/2,079,234.21 = 818,358.90/x
  3. Step 3: Cross multiply
    1,506,680.37x = 2,079,234.21 × 818,358.90
  4. Step 4: Simplify right side
    1,506,680.37x = 1,701,559,820,937.97
  5. Step 5: Solve for x
    x = 1,701,559,820,937.97/1,506,680.37
  6. Step 6: Final answer
    x = 1,129,343.59

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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.