Home / 1,660,885.70-2,292,022.28-896,939.25

Finding the Fourth Proportional to 1,660,885.70, 2,292,022.28 and 896,939.25

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Solution

The fourth proportional to 1,660,885.70, 2,292,022.28 and 896,939.25 is: 1,237,776.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,885.70 : 2,292,022.28 = 896,939.25 : x
  2. Step 2: Convert to fraction form
    1,660,885.70/2,292,022.28 = 896,939.25/x
  3. Step 3: Cross multiply
    1,660,885.70x = 2,292,022.28 × 896,939.25
  4. Step 4: Simplify right side
    1,660,885.70x = 2,055,804,740,321.79
  5. Step 5: Solve for x
    x = 2,055,804,740,321.79/1,660,885.70
  6. Step 6: Final answer
    x = 1,237,776.17

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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.