Home / 2,688,832.07-4,030,313.77-1,323,545.38

Finding the Fourth Proportional to 2,688,832.07, 4,030,313.77 and 1,323,545.38

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Solution

The fourth proportional to 2,688,832.07, 4,030,313.77 and 1,323,545.38 is: 1,983,873.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,832.07 : 4,030,313.77 = 1,323,545.38 : x
  2. Step 2: Convert to fraction form
    2,688,832.07/4,030,313.77 = 1,323,545.38/x
  3. Step 3: Cross multiply
    2,688,832.07x = 4,030,313.77 × 1,323,545.38
  4. Step 4: Simplify right side
    2,688,832.07x = 5,334,303,170,233.88
  5. Step 5: Solve for x
    x = 5,334,303,170,233.88/2,688,832.07
  6. Step 6: Final answer
    x = 1,983,873.68

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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.