Home / 1,487,511.14-2,052,765.59-808,447.64

Finding the Fourth Proportional to 1,487,511.14, 2,052,765.59 and 808,447.64

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Solution

The fourth proportional to 1,487,511.14, 2,052,765.59 and 808,447.64 is: 1,115,657.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,511.14 : 2,052,765.59 = 808,447.64 : x
  2. Step 2: Convert to fraction form
    1,487,511.14/2,052,765.59 = 808,447.64/x
  3. Step 3: Cross multiply
    1,487,511.14x = 2,052,765.59 × 808,447.64
  4. Step 4: Simplify right side
    1,487,511.14x = 1,659,553,482,402.64
  5. Step 5: Solve for x
    x = 1,659,553,482,402.64/1,487,511.14
  6. Step 6: Final answer
    x = 1,115,657.86

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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.