Home / 2,102,031.51-2,900,803.44-1,135,161.76

Finding the Fourth Proportional to 2,102,031.51, 2,900,803.44 and 1,135,161.76

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Solution

The fourth proportional to 2,102,031.51, 2,900,803.44 and 1,135,161.76 is: 1,566,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,031.51 : 2,900,803.44 = 1,135,161.76 : x
  2. Step 2: Convert to fraction form
    2,102,031.51/2,900,803.44 = 1,135,161.76/x
  3. Step 3: Cross multiply
    2,102,031.51x = 2,900,803.44 × 1,135,161.76
  4. Step 4: Simplify right side
    2,102,031.51x = 3,292,881,134,423.02
  5. Step 5: Solve for x
    x = 3,292,881,134,423.02/2,102,031.51
  6. Step 6: Final answer
    x = 1,566,523.21

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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.