Home / 1,176,274.20-1,764,411.30-702,715.80

Finding the Fourth Proportional to 1,176,274.20, 1,764,411.30 and 702,715.80

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Solution

The fourth proportional to 1,176,274.20, 1,764,411.30 and 702,715.80 is: 1,054,073.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,274.20 : 1,764,411.30 = 702,715.80 : x
  2. Step 2: Convert to fraction form
    1,176,274.20/1,764,411.30 = 702,715.80/x
  3. Step 3: Cross multiply
    1,176,274.20x = 1,764,411.30 × 702,715.80
  4. Step 4: Simplify right side
    1,176,274.20x = 1,239,879,698,208.54
  5. Step 5: Solve for x
    x = 1,239,879,698,208.54/1,176,274.20
  6. Step 6: Final answer
    x = 1,054,073.70

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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.