Home / 1,315,048.65-1,972,592.42-368,359.53

Finding the Fourth Proportional to 1,315,048.65, 1,972,592.42 and 368,359.53

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Solution

The fourth proportional to 1,315,048.65, 1,972,592.42 and 368,359.53 is: 552,544.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,048.65 : 1,972,592.42 = 368,359.53 : x
  2. Step 2: Convert to fraction form
    1,315,048.65/1,972,592.42 = 368,359.53/x
  3. Step 3: Cross multiply
    1,315,048.65x = 1,972,592.42 × 368,359.53
  4. Step 4: Simplify right side
    1,315,048.65x = 726,623,214,870.97
  5. Step 5: Solve for x
    x = 726,623,214,870.97/1,315,048.65
  6. Step 6: Final answer
    x = 552,544.74

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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.