Home / 1,577,542.84-2,177,009.22-898,542.52

Finding the Fourth Proportional to 1,577,542.84, 2,177,009.22 and 898,542.52

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Solution

The fourth proportional to 1,577,542.84, 2,177,009.22 and 898,542.52 is: 1,239,988.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,542.84 : 2,177,009.22 = 898,542.52 : x
  2. Step 2: Convert to fraction form
    1,577,542.84/2,177,009.22 = 898,542.52/x
  3. Step 3: Cross multiply
    1,577,542.84x = 2,177,009.22 × 898,542.52
  4. Step 4: Simplify right side
    1,577,542.84x = 1,956,135,350,602.03
  5. Step 5: Solve for x
    x = 1,956,135,350,602.03/1,577,542.84
  6. Step 6: Final answer
    x = 1,239,988.74

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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.