Home / 1,660,858.20-2,291,984.19-896,911.74

Finding the Fourth Proportional to 1,660,858.20, 2,291,984.19 and 896,911.74

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Solution

The fourth proportional to 1,660,858.20, 2,291,984.19 and 896,911.74 is: 1,237,738.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,858.20 : 2,291,984.19 = 896,911.74 : x
  2. Step 2: Convert to fraction form
    1,660,858.20/2,291,984.19 = 896,911.74/x
  3. Step 3: Cross multiply
    1,660,858.20x = 2,291,984.19 × 896,911.74
  4. Step 4: Simplify right side
    1,660,858.20x = 2,055,707,527,905.39
  5. Step 5: Solve for x
    x = 2,055,707,527,905.39/1,660,858.20
  6. Step 6: Final answer
    x = 1,237,738.13

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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.