Home / 983,012.60-1,471,754.10-883,479.80

Finding the Fourth Proportional to 983,012.60, 1,471,754.10 and 883,479.80

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Solution

The fourth proportional to 983,012.60, 1,471,754.10 and 883,479.80 is: 1,322,734.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,012.60 : 1,471,754.10 = 883,479.80 : x
  2. Step 2: Convert to fraction form
    983,012.60/1,471,754.10 = 883,479.80/x
  3. Step 3: Cross multiply
    983,012.60x = 1,471,754.10 × 883,479.80
  4. Step 4: Simplify right side
    983,012.60x = 1,300,265,017,917.18
  5. Step 5: Solve for x
    x = 1,300,265,017,917.18/983,012.60
  6. Step 6: Final answer
    x = 1,322,734.84

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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.