Home / 1,275,566.40-1,760,284.04-694,787.74

Finding the Fourth Proportional to 1,275,566.40, 1,760,284.04 and 694,787.74

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Solution

The fourth proportional to 1,275,566.40, 1,760,284.04 and 694,787.74 is: 958,808.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,566.40 : 1,760,284.04 = 694,787.74 : x
  2. Step 2: Convert to fraction form
    1,275,566.40/1,760,284.04 = 694,787.74/x
  3. Step 3: Cross multiply
    1,275,566.40x = 1,760,284.04 × 694,787.74
  4. Step 4: Simplify right side
    1,275,566.40x = 1,223,023,762,035.02
  5. Step 5: Solve for x
    x = 1,223,023,762,035.02/1,275,566.40
  6. Step 6: Final answer
    x = 958,808.39

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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.