Home / 1,944,009.40-2,916,014.10-822,078.40

Finding the Fourth Proportional to 1,944,009.40, 2,916,014.10 and 822,078.40

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Solution

The fourth proportional to 1,944,009.40, 2,916,014.10 and 822,078.40 is: 1,233,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,009.40 : 2,916,014.10 = 822,078.40 : x
  2. Step 2: Convert to fraction form
    1,944,009.40/2,916,014.10 = 822,078.40/x
  3. Step 3: Cross multiply
    1,944,009.40x = 2,916,014.10 × 822,078.40
  4. Step 4: Simplify right side
    1,944,009.40x = 2,397,192,205,705.44
  5. Step 5: Solve for x
    x = 2,397,192,205,705.44/1,944,009.40
  6. Step 6: Final answer
    x = 1,233,117.60

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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.