Home / 3,578,857.04-4,937,195.08-2,127,729.20

Finding the Fourth Proportional to 3,578,857.04, 4,937,195.08 and 2,127,729.20

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Solution

The fourth proportional to 3,578,857.04, 4,937,195.08 and 2,127,729.20 is: 2,935,298.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,857.04 : 4,937,195.08 = 2,127,729.20 : x
  2. Step 2: Convert to fraction form
    3,578,857.04/4,937,195.08 = 2,127,729.20/x
  3. Step 3: Cross multiply
    3,578,857.04x = 4,937,195.08 × 2,127,729.20
  4. Step 4: Simplify right side
    3,578,857.04x = 10,505,014,137,812.34
  5. Step 5: Solve for x
    x = 10,505,014,137,812.34/3,578,857.04
  6. Step 6: Final answer
    x = 2,935,298.62

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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.