Home / 1,720,587.71-2,374,356.68-946,216.16

Finding the Fourth Proportional to 1,720,587.71, 2,374,356.68 and 946,216.16

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Solution

The fourth proportional to 1,720,587.71, 2,374,356.68 and 946,216.16 is: 1,305,748.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,587.71 : 2,374,356.68 = 946,216.16 : x
  2. Step 2: Convert to fraction form
    1,720,587.71/2,374,356.68 = 946,216.16/x
  3. Step 3: Cross multiply
    1,720,587.71x = 2,374,356.68 × 946,216.16
  4. Step 4: Simplify right side
    1,720,587.71x = 2,246,654,660,219.95
  5. Step 5: Solve for x
    x = 2,246,654,660,219.95/1,720,587.71
  6. Step 6: Final answer
    x = 1,305,748.41

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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.