Home / 1,925,385.16-2,657,729.46-1,120,569.16

Finding the Fourth Proportional to 1,925,385.16, 2,657,729.46 and 1,120,569.16

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Solution

The fourth proportional to 1,925,385.16, 2,657,729.46 and 1,120,569.16 is: 1,546,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,385.16 : 2,657,729.46 = 1,120,569.16 : x
  2. Step 2: Convert to fraction form
    1,925,385.16/2,657,729.46 = 1,120,569.16/x
  3. Step 3: Cross multiply
    1,925,385.16x = 2,657,729.46 × 1,120,569.16
  4. Step 4: Simplify right side
    1,925,385.16x = 2,978,169,668,499.45
  5. Step 5: Solve for x
    x = 2,978,169,668,499.45/1,925,385.16
  6. Step 6: Final answer
    x = 1,546,791.64

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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.