Home / 5,716,156.87-8,572,428.78-1,877,346.82

Finding the Fourth Proportional to 5,716,156.87, 8,572,428.78 and 1,877,346.82

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Solution

The fourth proportional to 5,716,156.87, 8,572,428.78 and 1,877,346.82 is: 2,815,426.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716,156.87 : 8,572,428.78 = 1,877,346.82 : x
  2. Step 2: Convert to fraction form
    5,716,156.87/8,572,428.78 = 1,877,346.82/x
  3. Step 3: Cross multiply
    5,716,156.87x = 8,572,428.78 × 1,877,346.82
  4. Step 4: Simplify right side
    5,716,156.87x = 16,093,421,909,809.48
  5. Step 5: Solve for x
    x = 16,093,421,909,809.48/5,716,156.87
  6. Step 6: Final answer
    x = 2,815,426.92

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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.