Home / 4,621,406.49-6,376,985.28-2,661,921.90

Finding the Fourth Proportional to 4,621,406.49, 6,376,985.28 and 2,661,921.90

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Solution

The fourth proportional to 4,621,406.49, 6,376,985.28 and 2,661,921.90 is: 3,673,132.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621,406.49 : 6,376,985.28 = 2,661,921.90 : x
  2. Step 2: Convert to fraction form
    4,621,406.49/6,376,985.28 = 2,661,921.90/x
  3. Step 3: Cross multiply
    4,621,406.49x = 6,376,985.28 × 2,661,921.90
  4. Step 4: Simplify right side
    4,621,406.49x = 16,975,036,772,809.63
  5. Step 5: Solve for x
    x = 16,975,036,772,809.63/4,621,406.49
  6. Step 6: Final answer
    x = 3,673,132.15

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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.