Home / 1,069,754.23-1,604,040.85-439,110.91

Finding the Fourth Proportional to 1,069,754.23, 1,604,040.85 and 439,110.91

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Solution

The fourth proportional to 1,069,754.23, 1,604,040.85 and 439,110.91 is: 658,423.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,754.23 : 1,604,040.85 = 439,110.91 : x
  2. Step 2: Convert to fraction form
    1,069,754.23/1,604,040.85 = 439,110.91/x
  3. Step 3: Cross multiply
    1,069,754.23x = 1,604,040.85 × 439,110.91
  4. Step 4: Simplify right side
    1,069,754.23x = 704,351,827,104.92
  5. Step 5: Solve for x
    x = 704,351,827,104.92/1,069,754.23
  6. Step 6: Final answer
    x = 658,423.97

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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.