Home / 2,249,309.18-3,104,039.82-1,216,816.65

Finding the Fourth Proportional to 2,249,309.18, 3,104,039.82 and 1,216,816.65

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Solution

The fourth proportional to 2,249,309.18, 3,104,039.82 and 1,216,816.65 is: 1,679,203.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249,309.18 : 3,104,039.82 = 1,216,816.65 : x
  2. Step 2: Convert to fraction form
    2,249,309.18/3,104,039.82 = 1,216,816.65/x
  3. Step 3: Cross multiply
    2,249,309.18x = 3,104,039.82 × 1,216,816.65
  4. Step 4: Simplify right side
    2,249,309.18x = 3,777,047,319,718.80
  5. Step 5: Solve for x
    x = 3,777,047,319,718.80/2,249,309.18
  6. Step 6: Final answer
    x = 1,679,203.27

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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.