Home / 1,096,969.60-1,645,454.40-875,785.60

Finding the Fourth Proportional to 1,096,969.60, 1,645,454.40 and 875,785.60

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Solution

The fourth proportional to 1,096,969.60, 1,645,454.40 and 875,785.60 is: 1,313,678.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,969.60 : 1,645,454.40 = 875,785.60 : x
  2. Step 2: Convert to fraction form
    1,096,969.60/1,645,454.40 = 875,785.60/x
  3. Step 3: Cross multiply
    1,096,969.60x = 1,645,454.40 × 875,785.60
  4. Step 4: Simplify right side
    1,096,969.60x = 1,441,065,268,976.64
  5. Step 5: Solve for x
    x = 1,441,065,268,976.64/1,096,969.60
  6. Step 6: Final answer
    x = 1,313,678.40

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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.