Home / 2,315,230.53-3,456,328.59-2,161,371.78

Finding the Fourth Proportional to 2,315,230.53, 3,456,328.59 and 2,161,371.78

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Solution

The fourth proportional to 2,315,230.53, 3,456,328.59 and 2,161,371.78 is: 3,226,638.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,230.53 : 3,456,328.59 = 2,161,371.78 : x
  2. Step 2: Convert to fraction form
    2,315,230.53/3,456,328.59 = 2,161,371.78/x
  3. Step 3: Cross multiply
    2,315,230.53x = 3,456,328.59 × 2,161,371.78
  4. Step 4: Simplify right side
    2,315,230.53x = 7,470,411,071,671.46
  5. Step 5: Solve for x
    x = 7,470,411,071,671.46/2,315,230.53
  6. Step 6: Final answer
    x = 3,226,638.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.