Home / 1,034,186.80-1,551,280.20-768,466.30

Finding the Fourth Proportional to 1,034,186.80, 1,551,280.20 and 768,466.30

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Solution

The fourth proportional to 1,034,186.80, 1,551,280.20 and 768,466.30 is: 1,152,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,186.80 : 1,551,280.20 = 768,466.30 : x
  2. Step 2: Convert to fraction form
    1,034,186.80/1,551,280.20 = 768,466.30/x
  3. Step 3: Cross multiply
    1,034,186.80x = 1,551,280.20 × 768,466.30
  4. Step 4: Simplify right side
    1,034,186.80x = 1,192,106,555,557.26
  5. Step 5: Solve for x
    x = 1,192,106,555,557.26/1,034,186.80
  6. Step 6: Final answer
    x = 1,152,699.45

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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.