Home / 2,183,631.24-3,013,380.48-1,216,802.28

Finding the Fourth Proportional to 2,183,631.24, 3,013,380.48 and 1,216,802.28

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Solution

The fourth proportional to 2,183,631.24, 3,013,380.48 and 1,216,802.28 is: 1,679,170.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,631.24 : 3,013,380.48 = 1,216,802.28 : x
  2. Step 2: Convert to fraction form
    2,183,631.24/3,013,380.48 = 1,216,802.28/x
  3. Step 3: Cross multiply
    2,183,631.24x = 3,013,380.48 × 1,216,802.28
  4. Step 4: Simplify right side
    2,183,631.24x = 3,666,688,238,571.49
  5. Step 5: Solve for x
    x = 3,666,688,238,571.49/2,183,631.24
  6. Step 6: Final answer
    x = 1,679,170.08

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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.