Home / 5,183,243.40-7,774,865.10-2,487,109.80

Finding the Fourth Proportional to 5,183,243.40, 7,774,865.10 and 2,487,109.80

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Solution

The fourth proportional to 5,183,243.40, 7,774,865.10 and 2,487,109.80 is: 3,730,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,243.40 : 7,774,865.10 = 2,487,109.80 : x
  2. Step 2: Convert to fraction form
    5,183,243.40/7,774,865.10 = 2,487,109.80/x
  3. Step 3: Cross multiply
    5,183,243.40x = 7,774,865.10 × 2,487,109.80
  4. Step 4: Simplify right side
    5,183,243.40x = 19,336,943,183,887.98
  5. Step 5: Solve for x
    x = 19,336,943,183,887.98/5,183,243.40
  6. Step 6: Final answer
    x = 3,730,664.70

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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.