Home / 1,962,881.02-2,708,787.18-1,103,433.76

Finding the Fourth Proportional to 1,962,881.02, 2,708,787.18 and 1,103,433.76

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Solution

The fourth proportional to 1,962,881.02, 2,708,787.18 and 1,103,433.76 is: 1,522,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,881.02 : 2,708,787.18 = 1,103,433.76 : x
  2. Step 2: Convert to fraction form
    1,962,881.02/2,708,787.18 = 1,103,433.76/x
  3. Step 3: Cross multiply
    1,962,881.02x = 2,708,787.18 × 1,103,433.76
  4. Step 4: Simplify right side
    1,962,881.02x = 2,988,967,223,067.20
  5. Step 5: Solve for x
    x = 2,988,967,223,067.20/1,962,881.02
  6. Step 6: Final answer
    x = 1,522,744.98

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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.