Home / 1,255,924.20-1,883,886.30-1,206,935.40

Finding the Fourth Proportional to 1,255,924.20, 1,883,886.30 and 1,206,935.40

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Solution

The fourth proportional to 1,255,924.20, 1,883,886.30 and 1,206,935.40 is: 1,810,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,924.20 : 1,883,886.30 = 1,206,935.40 : x
  2. Step 2: Convert to fraction form
    1,255,924.20/1,883,886.30 = 1,206,935.40/x
  3. Step 3: Cross multiply
    1,255,924.20x = 1,883,886.30 × 1,206,935.40
  4. Step 4: Simplify right side
    1,255,924.20x = 2,273,729,065,045.02
  5. Step 5: Solve for x
    x = 2,273,729,065,045.02/1,255,924.20
  6. Step 6: Final answer
    x = 1,810,403.10

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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.