Home / 2,907,146.92-4,360,388.16-777,397

Finding the Fourth Proportional to 2,907,146.92, 4,360,388.16 and 777,397

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Solution

The fourth proportional to 2,907,146.92, 4,360,388.16 and 777,397 is: 1,166,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,146.92 : 4,360,388.16 = 777,397 : x
  2. Step 2: Convert to fraction form
    2,907,146.92/4,360,388.16 = 777,397/x
  3. Step 3: Cross multiply
    2,907,146.92x = 4,360,388.16 × 777,397
  4. Step 4: Simplify right side
    2,907,146.92x = 3,389,752,674,419.52
  5. Step 5: Solve for x
    x = 3,389,752,674,419.52/2,907,146.92
  6. Step 6: Final answer
    x = 1,166,006.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.