Home / 1,975,243.59-2,726,057.70-1,115,859.20

Finding the Fourth Proportional to 1,975,243.59, 2,726,057.70 and 1,115,859.20

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Solution

The fourth proportional to 1,975,243.59, 2,726,057.70 and 1,115,859.20 is: 1,540,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,243.59 : 2,726,057.70 = 1,115,859.20 : x
  2. Step 2: Convert to fraction form
    1,975,243.59/2,726,057.70 = 1,115,859.20/x
  3. Step 3: Cross multiply
    1,975,243.59x = 2,726,057.70 × 1,115,859.20
  4. Step 4: Simplify right side
    1,975,243.59x = 3,041,896,564,275.84
  5. Step 5: Solve for x
    x = 3,041,896,564,275.84/1,975,243.59
  6. Step 6: Final answer
    x = 1,540,010.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.