Home / 2,421,119.80-3,631,290.90-737,831.80

Finding the Fourth Proportional to 2,421,119.80, 3,631,290.90 and 737,831.80

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Solution

The fourth proportional to 2,421,119.80, 3,631,290.90 and 737,831.80 is: 1,106,629.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,119.80 : 3,631,290.90 = 737,831.80 : x
  2. Step 2: Convert to fraction form
    2,421,119.80/3,631,290.90 = 737,831.80/x
  3. Step 3: Cross multiply
    2,421,119.80x = 3,631,290.90 × 737,831.80
  4. Step 4: Simplify right side
    2,421,119.80x = 2,679,281,901,070.62
  5. Step 5: Solve for x
    x = 2,679,281,901,070.62/2,421,119.80
  6. Step 6: Final answer
    x = 1,106,629.21

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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.