Home / 1,313,487.30-1,970,085.15-366,953.70

Finding the Fourth Proportional to 1,313,487.30, 1,970,085.15 and 366,953.70

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Solution

The fourth proportional to 1,313,487.30, 1,970,085.15 and 366,953.70 is: 550,389.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,487.30 : 1,970,085.15 = 366,953.70 : x
  2. Step 2: Convert to fraction form
    1,313,487.30/1,970,085.15 = 366,953.70/x
  3. Step 3: Cross multiply
    1,313,487.30x = 1,970,085.15 × 366,953.70
  4. Step 4: Simplify right side
    1,313,487.30x = 722,930,035,107.56
  5. Step 5: Solve for x
    x = 722,930,035,107.56/1,313,487.30
  6. Step 6: Final answer
    x = 550,389.82

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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.