Home / 2,114,031.45-2,917,348.61-1,147,137.15

Finding the Fourth Proportional to 2,114,031.45, 2,917,348.61 and 1,147,137.15

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Solution

The fourth proportional to 2,114,031.45, 2,917,348.61 and 1,147,137.15 is: 1,583,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,031.45 : 2,917,348.61 = 1,147,137.15 : x
  2. Step 2: Convert to fraction form
    2,114,031.45/2,917,348.61 = 1,147,137.15/x
  3. Step 3: Cross multiply
    2,114,031.45x = 2,917,348.61 × 1,147,137.15
  4. Step 4: Simplify right side
    2,114,031.45x = 3,346,598,964,296.18
  5. Step 5: Solve for x
    x = 3,346,598,964,296.18/2,114,031.45
  6. Step 6: Final answer
    x = 1,583,041.24

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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.