Home / 1,178,103.20-1,767,154.80-1,017,744.80

Finding the Fourth Proportional to 1,178,103.20, 1,767,154.80 and 1,017,744.80

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Solution

The fourth proportional to 1,178,103.20, 1,767,154.80 and 1,017,744.80 is: 1,526,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,103.20 : 1,767,154.80 = 1,017,744.80 : x
  2. Step 2: Convert to fraction form
    1,178,103.20/1,767,154.80 = 1,017,744.80/x
  3. Step 3: Cross multiply
    1,178,103.20x = 1,767,154.80 × 1,017,744.80
  4. Step 4: Simplify right side
    1,178,103.20x = 1,798,512,608,495.04
  5. Step 5: Solve for x
    x = 1,798,512,608,495.04/1,178,103.20
  6. Step 6: Final answer
    x = 1,526,617.20

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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.