Home / 1,780,818.40-2,457,524.64-965,044.72

Finding the Fourth Proportional to 1,780,818.40, 2,457,524.64 and 965,044.72

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Solution

The fourth proportional to 1,780,818.40, 2,457,524.64 and 965,044.72 is: 1,331,759.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,818.40 : 2,457,524.64 = 965,044.72 : x
  2. Step 2: Convert to fraction form
    1,780,818.40/2,457,524.64 = 965,044.72/x
  3. Step 3: Cross multiply
    1,780,818.40x = 2,457,524.64 × 965,044.72
  4. Step 4: Simplify right side
    1,780,818.40x = 2,371,621,178,101.90
  5. Step 5: Solve for x
    x = 2,371,621,178,101.90/1,780,818.40
  6. Step 6: Final answer
    x = 1,331,759.14

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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.