Home / 1,242,524.40-1,861,054.71-1,026,847.92

Finding the Fourth Proportional to 1,242,524.40, 1,861,054.71 and 1,026,847.92

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Solution

The fourth proportional to 1,242,524.40, 1,861,054.71 and 1,026,847.92 is: 1,538,014.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,524.40 : 1,861,054.71 = 1,026,847.92 : x
  2. Step 2: Convert to fraction form
    1,242,524.40/1,861,054.71 = 1,026,847.92/x
  3. Step 3: Cross multiply
    1,242,524.40x = 1,861,054.71 × 1,026,847.92
  4. Step 4: Simplify right side
    1,242,524.40x = 1,911,020,157,969.70
  5. Step 5: Solve for x
    x = 1,911,020,157,969.70/1,242,524.40
  6. Step 6: Final answer
    x = 1,538,014.19

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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.