Home / 2,769,680.80-4,154,521.20-1,824,119.20

Finding the Fourth Proportional to 2,769,680.80, 4,154,521.20 and 1,824,119.20

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Solution

The fourth proportional to 2,769,680.80, 4,154,521.20 and 1,824,119.20 is: 2,736,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,680.80 : 4,154,521.20 = 1,824,119.20 : x
  2. Step 2: Convert to fraction form
    2,769,680.80/4,154,521.20 = 1,824,119.20/x
  3. Step 3: Cross multiply
    2,769,680.80x = 4,154,521.20 × 1,824,119.20
  4. Step 4: Simplify right side
    2,769,680.80x = 7,578,341,887,727.04
  5. Step 5: Solve for x
    x = 7,578,341,887,727.04/2,769,680.80
  6. Step 6: Final answer
    x = 2,736,178.80

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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.