Home / 1,176,000.40-1,762,186.20-875,069.20

Finding the Fourth Proportional to 1,176,000.40, 1,762,186.20 and 875,069.20

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Solution

The fourth proportional to 1,176,000.40, 1,762,186.20 and 875,069.20 is: 1,311,253.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,000.40 : 1,762,186.20 = 875,069.20 : x
  2. Step 2: Convert to fraction form
    1,176,000.40/1,762,186.20 = 875,069.20/x
  3. Step 3: Cross multiply
    1,176,000.40x = 1,762,186.20 × 875,069.20
  4. Step 4: Simplify right side
    1,176,000.40x = 1,542,034,868,285.04
  5. Step 5: Solve for x
    x = 1,542,034,868,285.04/1,176,000.40
  6. Step 6: Final answer
    x = 1,311,253.69

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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.