Home / 1,416,337.60-1,954,520.60-771,763.36

Finding the Fourth Proportional to 1,416,337.60, 1,954,520.60 and 771,763.36

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Solution

The fourth proportional to 1,416,337.60, 1,954,520.60 and 771,763.36 is: 1,065,019.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,337.60 : 1,954,520.60 = 771,763.36 : x
  2. Step 2: Convert to fraction form
    1,416,337.60/1,954,520.60 = 771,763.36/x
  3. Step 3: Cross multiply
    1,416,337.60x = 1,954,520.60 × 771,763.36
  4. Step 4: Simplify right side
    1,416,337.60x = 1,508,427,385,445.22
  5. Step 5: Solve for x
    x = 1,508,427,385,445.22/1,416,337.60
  6. Step 6: Final answer
    x = 1,065,019.66

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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.