Home / 2,616,932.40-3,943,210.02-2,154,001.20

Finding the Fourth Proportional to 2,616,932.40, 3,943,210.02 and 2,154,001.20

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Solution

The fourth proportional to 2,616,932.40, 3,943,210.02 and 2,154,001.20 is: 3,245,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,932.40 : 3,943,210.02 = 2,154,001.20 : x
  2. Step 2: Convert to fraction form
    2,616,932.40/3,943,210.02 = 2,154,001.20/x
  3. Step 3: Cross multiply
    2,616,932.40x = 3,943,210.02 × 2,154,001.20
  4. Step 4: Simplify right side
    2,616,932.40x = 8,493,679,114,932.03
  5. Step 5: Solve for x
    x = 8,493,679,114,932.03/2,616,932.40
  6. Step 6: Final answer
    x = 3,245,662.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.