Home / 1,104,917.40-1,657,376.10-1,057,678.20

Finding the Fourth Proportional to 1,104,917.40, 1,657,376.10 and 1,057,678.20

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Solution

The fourth proportional to 1,104,917.40, 1,657,376.10 and 1,057,678.20 is: 1,586,517.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,917.40 : 1,657,376.10 = 1,057,678.20 : x
  2. Step 2: Convert to fraction form
    1,104,917.40/1,657,376.10 = 1,057,678.20/x
  3. Step 3: Cross multiply
    1,104,917.40x = 1,657,376.10 × 1,057,678.20
  4. Step 4: Simplify right side
    1,104,917.40x = 1,752,970,570,171.02
  5. Step 5: Solve for x
    x = 1,752,970,570,171.02/1,104,917.40
  6. Step 6: Final answer
    x = 1,586,517.30

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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.