Home / 2,158,672.69-3,237,963.81-719,460.28

Finding the Fourth Proportional to 2,158,672.69, 3,237,963.81 and 719,460.28

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Solution

The fourth proportional to 2,158,672.69, 3,237,963.81 and 719,460.28 is: 1,079,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,672.69 : 3,237,963.81 = 719,460.28 : x
  2. Step 2: Convert to fraction form
    2,158,672.69/3,237,963.81 = 719,460.28/x
  3. Step 3: Cross multiply
    2,158,672.69x = 3,237,963.81 × 719,460.28
  4. Step 4: Simplify right side
    2,158,672.69x = 2,329,586,349,372.47
  5. Step 5: Solve for x
    x = 2,329,586,349,372.47/2,158,672.69
  6. Step 6: Final answer
    x = 1,079,175.35

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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.