Home / 1,878,517.73-2,592,359.40-1,019,078

Finding the Fourth Proportional to 1,878,517.73, 2,592,359.40 and 1,019,078

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Solution

The fourth proportional to 1,878,517.73, 2,592,359.40 and 1,019,078 is: 1,406,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,517.73 : 2,592,359.40 = 1,019,078 : x
  2. Step 2: Convert to fraction form
    1,878,517.73/2,592,359.40 = 1,019,078/x
  3. Step 3: Cross multiply
    1,878,517.73x = 2,592,359.40 × 1,019,078
  4. Step 4: Simplify right side
    1,878,517.73x = 2,641,816,432,633.20
  5. Step 5: Solve for x
    x = 2,641,816,432,633.20/1,878,517.73
  6. Step 6: Final answer
    x = 1,406,330.32

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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.