Home / 1,657,928.90-2,287,941.33-922,867.22

Finding the Fourth Proportional to 1,657,928.90, 2,287,941.33 and 922,867.22

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Solution

The fourth proportional to 1,657,928.90, 2,287,941.33 and 922,867.22 is: 1,273,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,928.90 : 2,287,941.33 = 922,867.22 : x
  2. Step 2: Convert to fraction form
    1,657,928.90/2,287,941.33 = 922,867.22/x
  3. Step 3: Cross multiply
    1,657,928.90x = 2,287,941.33 × 922,867.22
  4. Step 4: Simplify right side
    1,657,928.90x = 2,111,466,046,761.25
  5. Step 5: Solve for x
    x = 2,111,466,046,761.25/1,657,928.90
  6. Step 6: Final answer
    x = 1,273,556.45

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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.