Home / 5,085,484.47-7,018,044.08-2,762,422.29

Finding the Fourth Proportional to 5,085,484.47, 7,018,044.08 and 2,762,422.29

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Solution

The fourth proportional to 5,085,484.47, 7,018,044.08 and 2,762,422.29 is: 3,812,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,484.47 : 7,018,044.08 = 2,762,422.29 : x
  2. Step 2: Convert to fraction form
    5,085,484.47/7,018,044.08 = 2,762,422.29/x
  3. Step 3: Cross multiply
    5,085,484.47x = 7,018,044.08 × 2,762,422.29
  4. Step 4: Simplify right side
    5,085,484.47x = 19,386,801,384,982.43
  5. Step 5: Solve for x
    x = 19,386,801,384,982.43/5,085,484.47
  6. Step 6: Final answer
    x = 3,812,183.78

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1.5x scale

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.