Home / 4,472,892.84-6,709,338.20-1,278,019.07

Finding the Fourth Proportional to 4,472,892.84, 6,709,338.20 and 1,278,019.07

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Solution

The fourth proportional to 4,472,892.84, 6,709,338.20 and 1,278,019.07 is: 1,917,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472,892.84 : 6,709,338.20 = 1,278,019.07 : x
  2. Step 2: Convert to fraction form
    4,472,892.84/6,709,338.20 = 1,278,019.07/x
  3. Step 3: Cross multiply
    4,472,892.84x = 6,709,338.20 × 1,278,019.07
  4. Step 4: Simplify right side
    4,472,892.84x = 8,574,662,136,327.83
  5. Step 5: Solve for x
    x = 8,574,662,136,327.83/4,472,892.84
  6. Step 6: Final answer
    x = 1,917,028.30

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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.