Home / 1,294,220.10-1,941,330.15-664,364.10

Finding the Fourth Proportional to 1,294,220.10, 1,941,330.15 and 664,364.10

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Solution

The fourth proportional to 1,294,220.10, 1,941,330.15 and 664,364.10 is: 996,546.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,220.10 : 1,941,330.15 = 664,364.10 : x
  2. Step 2: Convert to fraction form
    1,294,220.10/1,941,330.15 = 664,364.10/x
  3. Step 3: Cross multiply
    1,294,220.10x = 1,941,330.15 × 664,364.10
  4. Step 4: Simplify right side
    1,294,220.10x = 1,289,750,057,907.62
  5. Step 5: Solve for x
    x = 1,289,750,057,907.62/1,294,220.10
  6. Step 6: Final answer
    x = 996,546.15

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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.