Home / 1,069,536.20-1,603,224.15-670,456.69

Finding the Fourth Proportional to 1,069,536.20, 1,603,224.15 and 670,456.69

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Solution

The fourth proportional to 1,069,536.20, 1,603,224.15 and 670,456.69 is: 1,005,007.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,536.20 : 1,603,224.15 = 670,456.69 : x
  2. Step 2: Convert to fraction form
    1,069,536.20/1,603,224.15 = 670,456.69/x
  3. Step 3: Cross multiply
    1,069,536.20x = 1,603,224.15 × 670,456.69
  4. Step 4: Simplify right side
    1,069,536.20x = 1,074,892,352,929.00
  5. Step 5: Solve for x
    x = 1,074,892,352,929.00/1,069,536.20
  6. Step 6: Final answer
    x = 1,005,007.93

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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.