Home / 1,146,632.90-1,720,199.26-347,976.95

Finding the Fourth Proportional to 1,146,632.90, 1,720,199.26 and 347,976.95

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Solution

The fourth proportional to 1,146,632.90, 1,720,199.26 and 347,976.95 is: 522,041.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,632.90 : 1,720,199.26 = 347,976.95 : x
  2. Step 2: Convert to fraction form
    1,146,632.90/1,720,199.26 = 347,976.95/x
  3. Step 3: Cross multiply
    1,146,632.90x = 1,720,199.26 × 347,976.95
  4. Step 4: Simplify right side
    1,146,632.90x = 598,589,683,721.03
  5. Step 5: Solve for x
    x = 598,589,683,721.03/1,146,632.90
  6. Step 6: Final answer
    x = 522,041.26

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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.