Home / 4,877,137.18-6,730,448.29-2,672,078.28

Finding the Fourth Proportional to 4,877,137.18, 6,730,448.29 and 2,672,078.28

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Solution

The fourth proportional to 4,877,137.18, 6,730,448.29 and 2,672,078.28 is: 3,687,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877,137.18 : 6,730,448.29 = 2,672,078.28 : x
  2. Step 2: Convert to fraction form
    4,877,137.18/6,730,448.29 = 2,672,078.28/x
  3. Step 3: Cross multiply
    4,877,137.18x = 6,730,448.29 × 2,672,078.28
  4. Step 4: Simplify right side
    4,877,137.18x = 17,984,284,690,372.14
  5. Step 5: Solve for x
    x = 17,984,284,690,372.14/4,877,137.18
  6. Step 6: Final answer
    x = 3,687,467.47

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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.