Home / 1,778,665.74-2,454,555.88-962,869.20

Finding the Fourth Proportional to 1,778,665.74, 2,454,555.88 and 962,869.20

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Solution

The fourth proportional to 1,778,665.74, 2,454,555.88 and 962,869.20 is: 1,328,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,665.74 : 2,454,555.88 = 962,869.20 : x
  2. Step 2: Convert to fraction form
    1,778,665.74/2,454,555.88 = 962,869.20/x
  3. Step 3: Cross multiply
    1,778,665.74x = 2,454,555.88 × 962,869.20
  4. Step 4: Simplify right side
    1,778,665.74x = 2,363,416,256,530.90
  5. Step 5: Solve for x
    x = 2,363,416,256,530.90/1,778,665.74
  6. Step 6: Final answer
    x = 1,328,757.96

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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.