Home / 1,195,819.84-1,649,298.27-766,140.22

Finding the Fourth Proportional to 1,195,819.84, 1,649,298.27 and 766,140.22

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Solution

The fourth proportional to 1,195,819.84, 1,649,298.27 and 766,140.22 is: 1,056,675.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,819.84 : 1,649,298.27 = 766,140.22 : x
  2. Step 2: Convert to fraction form
    1,195,819.84/1,649,298.27 = 766,140.22/x
  3. Step 3: Cross multiply
    1,195,819.84x = 1,649,298.27 × 766,140.22
  4. Step 4: Simplify right side
    1,195,819.84x = 1,263,593,739,423.42
  5. Step 5: Solve for x
    x = 1,263,593,739,423.42/1,195,819.84
  6. Step 6: Final answer
    x = 1,056,675.68

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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.