Home / 2,197,319.40-3,294,963.90-999,193.32

Finding the Fourth Proportional to 2,197,319.40, 3,294,963.90 and 999,193.32

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Solution

The fourth proportional to 2,197,319.40, 3,294,963.90 and 999,193.32 is: 1,498,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,319.40 : 3,294,963.90 = 999,193.32 : x
  2. Step 2: Convert to fraction form
    2,197,319.40/3,294,963.90 = 999,193.32/x
  3. Step 3: Cross multiply
    2,197,319.40x = 3,294,963.90 × 999,193.32
  4. Step 4: Simplify right side
    2,197,319.40x = 3,292,305,918,521.15
  5. Step 5: Solve for x
    x = 3,292,305,918,521.15/2,197,319.40
  6. Step 6: Final answer
    x = 1,498,328.34

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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.