Home / 3,008,079.39-4,151,156.40-1,718,916.69

Finding the Fourth Proportional to 3,008,079.39, 4,151,156.40 and 1,718,916.69

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Solution

The fourth proportional to 3,008,079.39, 4,151,156.40 and 1,718,916.69 is: 2,372,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,079.39 : 4,151,156.40 = 1,718,916.69 : x
  2. Step 2: Convert to fraction form
    3,008,079.39/4,151,156.40 = 1,718,916.69/x
  3. Step 3: Cross multiply
    3,008,079.39x = 4,151,156.40 × 1,718,916.69
  4. Step 4: Simplify right side
    3,008,079.39x = 7,135,492,018,760.32
  5. Step 5: Solve for x
    x = 7,135,492,018,760.32/3,008,079.39
  6. Step 6: Final answer
    x = 2,372,108.94

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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.