Home / 1,637,925.78-2,260,306.86-912,757.52

Finding the Fourth Proportional to 1,637,925.78, 2,260,306.86 and 912,757.52

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Solution

The fourth proportional to 1,637,925.78, 2,260,306.86 and 912,757.52 is: 1,259,588.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,925.78 : 2,260,306.86 = 912,757.52 : x
  2. Step 2: Convert to fraction form
    1,637,925.78/2,260,306.86 = 912,757.52/x
  3. Step 3: Cross multiply
    1,637,925.78x = 2,260,306.86 × 912,757.52
  4. Step 4: Simplify right side
    1,637,925.78x = 2,063,112,083,972.59
  5. Step 5: Solve for x
    x = 2,063,112,083,972.59/1,637,925.78
  6. Step 6: Final answer
    x = 1,259,588.26

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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.