Home / 1,561,011.76-2,339,837.82-1,021,064.68

Finding the Fourth Proportional to 1,561,011.76, 2,339,837.82 and 1,021,064.68

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Solution

The fourth proportional to 1,561,011.76, 2,339,837.82 and 1,021,064.68 is: 1,530,498.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,011.76 : 2,339,837.82 = 1,021,064.68 : x
  2. Step 2: Convert to fraction form
    1,561,011.76/2,339,837.82 = 1,021,064.68/x
  3. Step 3: Cross multiply
    1,561,011.76x = 2,339,837.82 × 1,021,064.68
  4. Step 4: Simplify right side
    1,561,011.76x = 2,389,125,754,930.20
  5. Step 5: Solve for x
    x = 2,389,125,754,930.20/1,561,011.76
  6. Step 6: Final answer
    x = 1,530,498.24

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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.