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Finding the Fourth Proportional to 4,237,287.98, 6,358,731.33 and 1,993,600.94

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Solution

The fourth proportional to 4,237,287.98, 6,358,731.33 and 1,993,600.94 is: 2,991,718.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237,287.98 : 6,358,731.33 = 1,993,600.94 : x
  2. Step 2: Convert to fraction form
    4,237,287.98/6,358,731.33 = 1,993,600.94/x
  3. Step 3: Cross multiply
    4,237,287.98x = 6,358,731.33 × 1,993,600.94
  4. Step 4: Simplify right side
    4,237,287.98x = 12,676,772,756,695.45
  5. Step 5: Solve for x
    x = 12,676,772,756,695.45/4,237,287.98
  6. Step 6: Final answer
    x = 2,991,718.48

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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.