Home / 1,487,573.76-2,052,854.64-808,508.64

Finding the Fourth Proportional to 1,487,573.76, 2,052,854.64 and 808,508.64

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Solution

The fourth proportional to 1,487,573.76, 2,052,854.64 and 808,508.64 is: 1,115,743.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,573.76 : 2,052,854.64 = 808,508.64 : x
  2. Step 2: Convert to fraction form
    1,487,573.76/2,052,854.64 = 808,508.64/x
  3. Step 3: Cross multiply
    1,487,573.76x = 2,052,854.64 × 808,508.64
  4. Step 4: Simplify right side
    1,487,573.76x = 1,659,750,713,104.09
  5. Step 5: Solve for x
    x = 1,659,750,713,104.09/1,487,573.76
  6. Step 6: Final answer
    x = 1,115,743.47

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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.