Home / 3,185,769.20-4,396,359.56-1,754,985.20

Finding the Fourth Proportional to 3,185,769.20, 4,396,359.56 and 1,754,985.20

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Solution

The fourth proportional to 3,185,769.20, 4,396,359.56 and 1,754,985.20 is: 2,421,878.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,769.20 : 4,396,359.56 = 1,754,985.20 : x
  2. Step 2: Convert to fraction form
    3,185,769.20/4,396,359.56 = 1,754,985.20/x
  3. Step 3: Cross multiply
    3,185,769.20x = 4,396,359.56 × 1,754,985.20
  4. Step 4: Simplify right side
    3,185,769.20x = 7,715,545,961,678.51
  5. Step 5: Solve for x
    x = 7,715,545,961,678.51/3,185,769.20
  6. Step 6: Final answer
    x = 2,421,878.51

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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.