Home / 1,268,801.64-1,750,946.40-695,853.78

Finding the Fourth Proportional to 1,268,801.64, 1,750,946.40 and 695,853.78

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Solution

The fourth proportional to 1,268,801.64, 1,750,946.40 and 695,853.78 is: 960,278.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,801.64 : 1,750,946.40 = 695,853.78 : x
  2. Step 2: Convert to fraction form
    1,268,801.64/1,750,946.40 = 695,853.78/x
  3. Step 3: Cross multiply
    1,268,801.64x = 1,750,946.40 × 695,853.78
  4. Step 4: Simplify right side
    1,268,801.64x = 1,218,402,671,017.39
  5. Step 5: Solve for x
    x = 1,218,402,671,017.39/1,268,801.64
  6. Step 6: Final answer
    x = 960,278.29

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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.