Home / 2,021,138.55-3,031,707.83-1,835,134.20

Finding the Fourth Proportional to 2,021,138.55, 3,031,707.83 and 1,835,134.20

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Solution

The fourth proportional to 2,021,138.55, 3,031,707.83 and 1,835,134.20 is: 2,752,701.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,138.55 : 3,031,707.83 = 1,835,134.20 : x
  2. Step 2: Convert to fraction form
    2,021,138.55/3,031,707.83 = 1,835,134.20/x
  3. Step 3: Cross multiply
    2,021,138.55x = 3,031,707.83 × 1,835,134.20
  4. Step 4: Simplify right side
    2,021,138.55x = 5,563,590,714,065.12
  5. Step 5: Solve for x
    x = 5,563,590,714,065.12/2,021,138.55
  6. Step 6: Final answer
    x = 2,752,701.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.