Home / 1,431,730.60-2,142,922.86-1,052,550.92

Finding the Fourth Proportional to 1,431,730.60, 2,142,922.86 and 1,052,550.92

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Solution

The fourth proportional to 1,431,730.60, 2,142,922.86 and 1,052,550.92 is: 1,575,390.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,730.60 : 2,142,922.86 = 1,052,550.92 : x
  2. Step 2: Convert to fraction form
    1,431,730.60/2,142,922.86 = 1,052,550.92/x
  3. Step 3: Cross multiply
    1,431,730.60x = 2,142,922.86 × 1,052,550.92
  4. Step 4: Simplify right side
    1,431,730.60x = 2,255,535,427,782.03
  5. Step 5: Solve for x
    x = 2,255,535,427,782.03/1,431,730.60
  6. Step 6: Final answer
    x = 1,575,390.95

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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.