Home / 5,153,283-7,111,749.78-2,861,442

Finding the Fourth Proportional to 5,153,283, 7,111,749.78 and 2,861,442

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Solution

The fourth proportional to 5,153,283, 7,111,749.78 and 2,861,442 is: 3,948,911.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,283 : 7,111,749.78 = 2,861,442 : x
  2. Step 2: Convert to fraction form
    5,153,283/7,111,749.78 = 2,861,442/x
  3. Step 3: Cross multiply
    5,153,283x = 7,111,749.78 × 2,861,442
  4. Step 4: Simplify right side
    5,153,283x = 20,349,859,513,982.76
  5. Step 5: Solve for x
    x = 20,349,859,513,982.76/5,153,283
  6. Step 6: Final answer
    x = 3,948,911.70

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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.