Home / 1,416,269.43-1,954,452.06-771,689.70

Finding the Fourth Proportional to 1,416,269.43, 1,954,452.06 and 771,689.70

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Solution

The fourth proportional to 1,416,269.43, 1,954,452.06 and 771,689.70 is: 1,064,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,269.43 : 1,954,452.06 = 771,689.70 : x
  2. Step 2: Convert to fraction form
    1,416,269.43/1,954,452.06 = 771,689.70/x
  3. Step 3: Cross multiply
    1,416,269.43x = 1,954,452.06 × 771,689.70
  4. Step 4: Simplify right side
    1,416,269.43x = 1,508,230,523,845.78
  5. Step 5: Solve for x
    x = 1,508,230,523,845.78/1,416,269.43
  6. Step 6: Final answer
    x = 1,064,931.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.