Home / 1,657,540.74-2,287,608.66-932,419.02

Finding the Fourth Proportional to 1,657,540.74, 2,287,608.66 and 932,419.02

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Solution

The fourth proportional to 1,657,540.74, 2,287,608.66 and 932,419.02 is: 1,286,852.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,540.74 : 2,287,608.66 = 932,419.02 : x
  2. Step 2: Convert to fraction form
    1,657,540.74/2,287,608.66 = 932,419.02/x
  3. Step 3: Cross multiply
    1,657,540.74x = 2,287,608.66 × 932,419.02
  4. Step 4: Simplify right side
    1,657,540.74x = 2,133,009,824,900.71
  5. Step 5: Solve for x
    x = 2,133,009,824,900.71/1,657,540.74
  6. Step 6: Final answer
    x = 1,286,852.13

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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.