Home / 1,054,266.80-1,581,011.40-521,610.80

Finding the Fourth Proportional to 1,054,266.80, 1,581,011.40 and 521,610.80

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Solution

The fourth proportional to 1,054,266.80, 1,581,011.40 and 521,610.80 is: 782,223.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,266.80 : 1,581,011.40 = 521,610.80 : x
  2. Step 2: Convert to fraction form
    1,054,266.80/1,581,011.40 = 521,610.80/x
  3. Step 3: Cross multiply
    1,054,266.80x = 1,581,011.40 × 521,610.80
  4. Step 4: Simplify right side
    1,054,266.80x = 824,672,621,163.12
  5. Step 5: Solve for x
    x = 824,672,621,163.12/1,054,266.80
  6. Step 6: Final answer
    x = 782,223.84

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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.