Home / 2,239,603.18-3,358,416.57-641,803.66

Finding the Fourth Proportional to 2,239,603.18, 3,358,416.57 and 641,803.66

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Solution

The fourth proportional to 2,239,603.18, 3,358,416.57 and 641,803.66 is: 962,422.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,603.18 : 3,358,416.57 = 641,803.66 : x
  2. Step 2: Convert to fraction form
    2,239,603.18/3,358,416.57 = 641,803.66/x
  3. Step 3: Cross multiply
    2,239,603.18x = 3,358,416.57 × 641,803.66
  4. Step 4: Simplify right side
    2,239,603.18x = 2,155,444,046,430.65
  5. Step 5: Solve for x
    x = 2,155,444,046,430.65/2,239,603.18
  6. Step 6: Final answer
    x = 962,422.30

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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.