Home / 5,716,155.87-8,572,427.28-1,877,345.82

Finding the Fourth Proportional to 5,716,155.87, 8,572,427.28 and 1,877,345.82

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Solution

The fourth proportional to 5,716,155.87, 8,572,427.28 and 1,877,345.82 is: 2,815,425.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716,155.87 : 8,572,427.28 = 1,877,345.82 : x
  2. Step 2: Convert to fraction form
    5,716,155.87/8,572,427.28 = 1,877,345.82/x
  3. Step 3: Cross multiply
    5,716,155.87x = 8,572,427.28 × 1,877,345.82
  4. Step 4: Simplify right side
    5,716,155.87x = 16,093,410,521,361.97
  5. Step 5: Solve for x
    x = 16,093,410,521,361.97/5,716,155.87
  6. Step 6: Final answer
    x = 2,815,425.42

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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.