Home / 2,201,756.64-3,038,423.14-1,283,808.48

Finding the Fourth Proportional to 2,201,756.64, 3,038,423.14 and 1,283,808.48

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Solution

The fourth proportional to 2,201,756.64, 3,038,423.14 and 1,283,808.48 is: 1,771,655.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,756.64 : 3,038,423.14 = 1,283,808.48 : x
  2. Step 2: Convert to fraction form
    2,201,756.64/3,038,423.14 = 1,283,808.48/x
  3. Step 3: Cross multiply
    2,201,756.64x = 3,038,423.14 × 1,283,808.48
  4. Step 4: Simplify right side
    2,201,756.64x = 3,900,753,392,960.23
  5. Step 5: Solve for x
    x = 3,900,753,392,960.23/2,201,756.64
  6. Step 6: Final answer
    x = 1,771,655.11

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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.