Home / 988,963.40-1,483,445.10-883,209.80

Finding the Fourth Proportional to 988,963.40, 1,483,445.10 and 883,209.80

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Solution

The fourth proportional to 988,963.40, 1,483,445.10 and 883,209.80 is: 1,324,814.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,963.40 : 1,483,445.10 = 883,209.80 : x
  2. Step 2: Convert to fraction form
    988,963.40/1,483,445.10 = 883,209.80/x
  3. Step 3: Cross multiply
    988,963.40x = 1,483,445.10 × 883,209.80
  4. Step 4: Simplify right side
    988,963.40x = 1,310,193,250,081.98
  5. Step 5: Solve for x
    x = 1,310,193,250,081.98/988,963.40
  6. Step 6: Final answer
    x = 1,324,814.70

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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.