Home / 2,013,415.30-2,778,632.97-1,154,031.22

Finding the Fourth Proportional to 2,013,415.30, 2,778,632.97 and 1,154,031.22

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Solution

The fourth proportional to 2,013,415.30, 2,778,632.97 and 1,154,031.22 is: 1,592,631.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,415.30 : 2,778,632.97 = 1,154,031.22 : x
  2. Step 2: Convert to fraction form
    2,013,415.30/2,778,632.97 = 1,154,031.22/x
  3. Step 3: Cross multiply
    2,013,415.30x = 2,778,632.97 × 1,154,031.22
  4. Step 4: Simplify right side
    2,013,415.30x = 3,206,629,196,301.32
  5. Step 5: Solve for x
    x = 3,206,629,196,301.32/2,013,415.30
  6. Step 6: Final answer
    x = 1,592,631.78

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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.