Home / 3,136,335.81-4,703,237.15-1,216,236.21

Finding the Fourth Proportional to 3,136,335.81, 4,703,237.15 and 1,216,236.21

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Solution

The fourth proportional to 3,136,335.81, 4,703,237.15 and 1,216,236.21 is: 1,823,863.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,335.81 : 4,703,237.15 = 1,216,236.21 : x
  2. Step 2: Convert to fraction form
    3,136,335.81/4,703,237.15 = 1,216,236.21/x
  3. Step 3: Cross multiply
    3,136,335.81x = 4,703,237.15 × 1,216,236.21
  4. Step 4: Simplify right side
    3,136,335.81x = 5,720,247,319,966.02
  5. Step 5: Solve for x
    x = 5,720,247,319,966.02/3,136,335.81
  6. Step 6: Final answer
    x = 1,823,863.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.