Home / 1,398,110.70-2,097,166.05-894,225.90

Finding the Fourth Proportional to 1,398,110.70, 2,097,166.05 and 894,225.90

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Solution

The fourth proportional to 1,398,110.70, 2,097,166.05 and 894,225.90 is: 1,341,338.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,110.70 : 2,097,166.05 = 894,225.90 : x
  2. Step 2: Convert to fraction form
    1,398,110.70/2,097,166.05 = 894,225.90/x
  3. Step 3: Cross multiply
    1,398,110.70x = 2,097,166.05 × 894,225.90
  4. Step 4: Simplify right side
    1,398,110.70x = 1,875,340,198,510.69
  5. Step 5: Solve for x
    x = 1,875,340,198,510.69/1,398,110.70
  6. Step 6: Final answer
    x = 1,341,338.85

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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.