Home / 3,405,545.15-4,699,688.96-1,856,794.16

Finding the Fourth Proportional to 3,405,545.15, 4,699,688.96 and 1,856,794.16

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Solution

The fourth proportional to 3,405,545.15, 4,699,688.96 and 1,856,794.16 is: 2,562,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,545.15 : 4,699,688.96 = 1,856,794.16 : x
  2. Step 2: Convert to fraction form
    3,405,545.15/4,699,688.96 = 1,856,794.16/x
  3. Step 3: Cross multiply
    3,405,545.15x = 4,699,688.96 × 1,856,794.16
  4. Step 4: Simplify right side
    3,405,545.15x = 8,726,355,031,135.68
  5. Step 5: Solve for x
    x = 8,726,355,031,135.68/3,405,545.15
  6. Step 6: Final answer
    x = 2,562,395.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.