Home / 1,851,430.92-2,777,475.78-654,047.88

Finding the Fourth Proportional to 1,851,430.92, 2,777,475.78 and 654,047.88

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Solution

The fourth proportional to 1,851,430.92, 2,777,475.78 and 654,047.88 is: 981,188.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,430.92 : 2,777,475.78 = 654,047.88 : x
  2. Step 2: Convert to fraction form
    1,851,430.92/2,777,475.78 = 654,047.88/x
  3. Step 3: Cross multiply
    1,851,430.92x = 2,777,475.78 × 654,047.88
  4. Step 4: Simplify right side
    1,851,430.92x = 1,816,602,145,660.35
  5. Step 5: Solve for x
    x = 1,816,602,145,660.35/1,851,430.92
  6. Step 6: Final answer
    x = 981,188.19

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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.