Home / 3,615,124.72-4,988,703.72-1,983,495.28

Finding the Fourth Proportional to 3,615,124.72, 4,988,703.72 and 1,983,495.28

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Solution

The fourth proportional to 3,615,124.72, 4,988,703.72 and 1,983,495.28 is: 2,737,131.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,124.72 : 4,988,703.72 = 1,983,495.28 : x
  2. Step 2: Convert to fraction form
    3,615,124.72/4,988,703.72 = 1,983,495.28/x
  3. Step 3: Cross multiply
    3,615,124.72x = 4,988,703.72 × 1,983,495.28
  4. Step 4: Simplify right side
    3,615,124.72x = 9,895,070,281,938.44
  5. Step 5: Solve for x
    x = 9,895,070,281,938.44/3,615,124.72
  6. Step 6: Final answer
    x = 2,737,131.09

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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.