Home / 1,423,763.80-2,135,645.70-1,373,997.40

Finding the Fourth Proportional to 1,423,763.80, 2,135,645.70 and 1,373,997.40

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Solution

The fourth proportional to 1,423,763.80, 2,135,645.70 and 1,373,997.40 is: 2,060,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,763.80 : 2,135,645.70 = 1,373,997.40 : x
  2. Step 2: Convert to fraction form
    1,423,763.80/2,135,645.70 = 1,373,997.40/x
  3. Step 3: Cross multiply
    1,423,763.80x = 2,135,645.70 × 1,373,997.40
  4. Step 4: Simplify right side
    1,423,763.80x = 2,934,371,639,121.18
  5. Step 5: Solve for x
    x = 2,934,371,639,121.18/1,423,763.80
  6. Step 6: Final answer
    x = 2,060,996.10

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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.