Home / 1,176,009.80-1,764,014.70-702,451.40

Finding the Fourth Proportional to 1,176,009.80, 1,764,014.70 and 702,451.40

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Solution

The fourth proportional to 1,176,009.80, 1,764,014.70 and 702,451.40 is: 1,053,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,009.80 : 1,764,014.70 = 702,451.40 : x
  2. Step 2: Convert to fraction form
    1,176,009.80/1,764,014.70 = 702,451.40/x
  3. Step 3: Cross multiply
    1,176,009.80x = 1,764,014.70 × 702,451.40
  4. Step 4: Simplify right side
    1,176,009.80x = 1,239,134,595,635.58
  5. Step 5: Solve for x
    x = 1,239,134,595,635.58/1,176,009.80
  6. Step 6: Final answer
    x = 1,053,677.10

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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.