Home / 1,165,113.87-1,607,824.60-648,867.63

Finding the Fourth Proportional to 1,165,113.87, 1,607,824.60 and 648,867.63

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Solution

The fourth proportional to 1,165,113.87, 1,607,824.60 and 648,867.63 is: 895,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,113.87 : 1,607,824.60 = 648,867.63 : x
  2. Step 2: Convert to fraction form
    1,165,113.87/1,607,824.60 = 648,867.63/x
  3. Step 3: Cross multiply
    1,165,113.87x = 1,607,824.60 × 648,867.63
  4. Step 4: Simplify right side
    1,165,113.87x = 1,043,265,329,618.58
  5. Step 5: Solve for x
    x = 1,043,265,329,618.58/1,165,113.87
  6. Step 6: Final answer
    x = 895,419.20

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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.