Home / 3,935,526.73-5,430,788.32-2,169,347.81

Finding the Fourth Proportional to 3,935,526.73, 5,430,788.32 and 2,169,347.81

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Solution

The fourth proportional to 3,935,526.73, 5,430,788.32 and 2,169,347.81 is: 2,993,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,526.73 : 5,430,788.32 = 2,169,347.81 : x
  2. Step 2: Convert to fraction form
    3,935,526.73/5,430,788.32 = 2,169,347.81/x
  3. Step 3: Cross multiply
    3,935,526.73x = 5,430,788.32 × 2,169,347.81
  4. Step 4: Simplify right side
    3,935,526.73x = 11,781,268,737,718.84
  5. Step 5: Solve for x
    x = 11,781,268,737,718.84/3,935,526.73
  6. Step 6: Final answer
    x = 2,993,568.48

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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.