Home / 1,513,929.60-2,270,894.40-615,072.60

Finding the Fourth Proportional to 1,513,929.60, 2,270,894.40 and 615,072.60

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Solution

The fourth proportional to 1,513,929.60, 2,270,894.40 and 615,072.60 is: 922,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,929.60 : 2,270,894.40 = 615,072.60 : x
  2. Step 2: Convert to fraction form
    1,513,929.60/2,270,894.40 = 615,072.60/x
  3. Step 3: Cross multiply
    1,513,929.60x = 2,270,894.40 × 615,072.60
  4. Step 4: Simplify right side
    1,513,929.60x = 1,396,764,922,933.44
  5. Step 5: Solve for x
    x = 1,396,764,922,933.44/1,513,929.60
  6. Step 6: Final answer
    x = 922,608.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.