Home / 1,550,953.44-2,140,253.28-871,875.36

Finding the Fourth Proportional to 1,550,953.44, 2,140,253.28 and 871,875.36

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Solution

The fourth proportional to 1,550,953.44, 2,140,253.28 and 871,875.36 is: 1,203,152.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,953.44 : 2,140,253.28 = 871,875.36 : x
  2. Step 2: Convert to fraction form
    1,550,953.44/2,140,253.28 = 871,875.36/x
  3. Step 3: Cross multiply
    1,550,953.44x = 2,140,253.28 × 871,875.36
  4. Step 4: Simplify right side
    1,550,953.44x = 1,866,034,098,991.18
  5. Step 5: Solve for x
    x = 1,866,034,098,991.18/1,550,953.44
  6. Step 6: Final answer
    x = 1,203,152.88

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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.