Home / 1,963,204.40-2,944,223.40-764,436.80

Finding the Fourth Proportional to 1,963,204.40, 2,944,223.40 and 764,436.80

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Solution

The fourth proportional to 1,963,204.40, 2,944,223.40 and 764,436.80 is: 1,146,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,204.40 : 2,944,223.40 = 764,436.80 : x
  2. Step 2: Convert to fraction form
    1,963,204.40/2,944,223.40 = 764,436.80/x
  3. Step 3: Cross multiply
    1,963,204.40x = 2,944,223.40 × 764,436.80
  4. Step 4: Simplify right side
    1,963,204.40x = 2,250,672,714,381.12
  5. Step 5: Solve for x
    x = 2,250,672,714,381.12/1,963,204.40
  6. Step 6: Final answer
    x = 1,146,428.11

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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.