Home / 3,008,712-4,151,012.85-1,718,639.04

Finding the Fourth Proportional to 3,008,712, 4,151,012.85 and 1,718,639.04

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Solution

The fourth proportional to 3,008,712, 4,151,012.85 and 1,718,639.04 is: 2,371,145.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,712 : 4,151,012.85 = 1,718,639.04 : x
  2. Step 2: Convert to fraction form
    3,008,712/4,151,012.85 = 1,718,639.04/x
  3. Step 3: Cross multiply
    3,008,712x = 4,151,012.85 × 1,718,639.04
  4. Step 4: Simplify right side
    3,008,712x = 7,134,092,739,551.66
  5. Step 5: Solve for x
    x = 7,134,092,739,551.66/3,008,712
  6. Step 6: Final answer
    x = 2,371,145.11

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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.