Home / 2,021,239.80-3,031,859.70-958,357.80

Finding the Fourth Proportional to 2,021,239.80, 3,031,859.70 and 958,357.80

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Solution

The fourth proportional to 2,021,239.80, 3,031,859.70 and 958,357.80 is: 1,437,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,239.80 : 3,031,859.70 = 958,357.80 : x
  2. Step 2: Convert to fraction form
    2,021,239.80/3,031,859.70 = 958,357.80/x
  3. Step 3: Cross multiply
    2,021,239.80x = 3,031,859.70 × 958,357.80
  4. Step 4: Simplify right side
    2,021,239.80x = 2,905,606,392,000.66
  5. Step 5: Solve for x
    x = 2,905,606,392,000.66/2,021,239.80
  6. Step 6: Final answer
    x = 1,437,536.70

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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.