Home / 1,065,278.80-1,597,918.20-767,846.80

Finding the Fourth Proportional to 1,065,278.80, 1,597,918.20 and 767,846.80

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Solution

The fourth proportional to 1,065,278.80, 1,597,918.20 and 767,846.80 is: 1,151,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,278.80 : 1,597,918.20 = 767,846.80 : x
  2. Step 2: Convert to fraction form
    1,065,278.80/1,597,918.20 = 767,846.80/x
  3. Step 3: Cross multiply
    1,065,278.80x = 1,597,918.20 × 767,846.80
  4. Step 4: Simplify right side
    1,065,278.80x = 1,226,956,376,531.76
  5. Step 5: Solve for x
    x = 1,226,956,376,531.76/1,065,278.80
  6. Step 6: Final answer
    x = 1,151,770.20

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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.