Home / 1,621,830.94-2,433,143.13-1,142,993.02

Finding the Fourth Proportional to 1,621,830.94, 2,433,143.13 and 1,142,993.02

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Solution

The fourth proportional to 1,621,830.94, 2,433,143.13 and 1,142,993.02 is: 1,714,769.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,830.94 : 2,433,143.13 = 1,142,993.02 : x
  2. Step 2: Convert to fraction form
    1,621,830.94/2,433,143.13 = 1,142,993.02/x
  3. Step 3: Cross multiply
    1,621,830.94x = 2,433,143.13 × 1,142,993.02
  4. Step 4: Simplify right side
    1,621,830.94x = 2,781,065,614,250.95
  5. Step 5: Solve for x
    x = 2,781,065,614,250.95/1,621,830.94
  6. Step 6: Final answer
    x = 1,714,769.12

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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.