Home / 3,189,646.49-4,401,822.49-1,813,047.84

Finding the Fourth Proportional to 3,189,646.49, 4,401,822.49 and 1,813,047.84

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Solution

The fourth proportional to 3,189,646.49, 4,401,822.49 and 1,813,047.84 is: 2,502,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,646.49 : 4,401,822.49 = 1,813,047.84 : x
  2. Step 2: Convert to fraction form
    3,189,646.49/4,401,822.49 = 1,813,047.84/x
  3. Step 3: Cross multiply
    3,189,646.49x = 4,401,822.49 × 1,813,047.84
  4. Step 4: Simplify right side
    3,189,646.49x = 7,980,714,753,025.30
  5. Step 5: Solve for x
    x = 7,980,714,753,025.30/3,189,646.49
  6. Step 6: Final answer
    x = 2,502,068.74

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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.