Home / 2,312,443.45-3,468,645.96-1,807,428.90

Finding the Fourth Proportional to 2,312,443.45, 3,468,645.96 and 1,807,428.90

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Solution

The fourth proportional to 2,312,443.45, 3,468,645.96 and 1,807,428.90 is: 2,711,128.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,443.45 : 3,468,645.96 = 1,807,428.90 : x
  2. Step 2: Convert to fraction form
    2,312,443.45/3,468,645.96 = 1,807,428.90/x
  3. Step 3: Cross multiply
    2,312,443.45x = 3,468,645.96 × 1,807,428.90
  4. Step 4: Simplify right side
    2,312,443.45x = 6,269,330,958,201.81
  5. Step 5: Solve for x
    x = 6,269,330,958,201.81/2,312,443.45
  6. Step 6: Final answer
    x = 2,711,128.33

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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.