Home / 3,153,112-4,351,312.08-1,722,328

Finding the Fourth Proportional to 3,153,112, 4,351,312.08 and 1,722,328

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Solution

The fourth proportional to 3,153,112, 4,351,312.08 and 1,722,328 is: 2,376,822.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,112 : 4,351,312.08 = 1,722,328 : x
  2. Step 2: Convert to fraction form
    3,153,112/4,351,312.08 = 1,722,328/x
  3. Step 3: Cross multiply
    3,153,112x = 4,351,312.08 × 1,722,328
  4. Step 4: Simplify right side
    3,153,112x = 7,494,386,632,122.24
  5. Step 5: Solve for x
    x = 7,494,386,632,122.24/3,153,112
  6. Step 6: Final answer
    x = 2,376,822.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.