Home / 2,072,355.30-3,108,532.95-1,230,473.70

Finding the Fourth Proportional to 2,072,355.30, 3,108,532.95 and 1,230,473.70

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Solution

The fourth proportional to 2,072,355.30, 3,108,532.95 and 1,230,473.70 is: 1,845,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,355.30 : 3,108,532.95 = 1,230,473.70 : x
  2. Step 2: Convert to fraction form
    2,072,355.30/3,108,532.95 = 1,230,473.70/x
  3. Step 3: Cross multiply
    2,072,355.30x = 3,108,532.95 × 1,230,473.70
  4. Step 4: Simplify right side
    2,072,355.30x = 3,824,968,040,558.42
  5. Step 5: Solve for x
    x = 3,824,968,040,558.42/2,072,355.30
  6. Step 6: Final answer
    x = 1,845,710.55

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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.