Home / 2,456,838.20-3,685,775.70-774,111.80

Finding the Fourth Proportional to 2,456,838.20, 3,685,775.70 and 774,111.80

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Solution

The fourth proportional to 2,456,838.20, 3,685,775.70 and 774,111.80 is: 1,161,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456,838.20 : 3,685,775.70 = 774,111.80 : x
  2. Step 2: Convert to fraction form
    2,456,838.20/3,685,775.70 = 774,111.80/x
  3. Step 3: Cross multiply
    2,456,838.20x = 3,685,775.70 × 774,111.80
  4. Step 4: Simplify right side
    2,456,838.20x = 2,853,202,461,523.26
  5. Step 5: Solve for x
    x = 2,853,202,461,523.26/2,456,838.20
  6. Step 6: Final answer
    x = 1,161,331.04

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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.