Home / 1,528,214.85-2,289,327.30-887,174.98

Finding the Fourth Proportional to 1,528,214.85, 2,289,327.30 and 887,174.98

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Solution

The fourth proportional to 1,528,214.85, 2,289,327.30 and 887,174.98 is: 1,329,023.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,214.85 : 2,289,327.30 = 887,174.98 : x
  2. Step 2: Convert to fraction form
    1,528,214.85/2,289,327.30 = 887,174.98/x
  3. Step 3: Cross multiply
    1,528,214.85x = 2,289,327.30 × 887,174.98
  4. Step 4: Simplify right side
    1,528,214.85x = 2,031,033,895,867.64
  5. Step 5: Solve for x
    x = 2,031,033,895,867.64/1,528,214.85
  6. Step 6: Final answer
    x = 1,329,023.79

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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.