Home / 1,064,822.80-1,597,234.20-686,909.20

Finding the Fourth Proportional to 1,064,822.80, 1,597,234.20 and 686,909.20

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Solution

The fourth proportional to 1,064,822.80, 1,597,234.20 and 686,909.20 is: 1,030,363.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,822.80 : 1,597,234.20 = 686,909.20 : x
  2. Step 2: Convert to fraction form
    1,064,822.80/1,597,234.20 = 686,909.20/x
  3. Step 3: Cross multiply
    1,064,822.80x = 1,597,234.20 × 686,909.20
  4. Step 4: Simplify right side
    1,064,822.80x = 1,097,154,866,534.64
  5. Step 5: Solve for x
    x = 1,097,154,866,534.64/1,064,822.80
  6. Step 6: Final answer
    x = 1,030,363.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.