Home / 4,118,411.78-6,177,933.40-1,385,972.56

Finding the Fourth Proportional to 4,118,411.78, 6,177,933.40 and 1,385,972.56

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Solution

The fourth proportional to 4,118,411.78, 6,177,933.40 and 1,385,972.56 is: 2,079,065.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118,411.78 : 6,177,933.40 = 1,385,972.56 : x
  2. Step 2: Convert to fraction form
    4,118,411.78/6,177,933.40 = 1,385,972.56/x
  3. Step 3: Cross multiply
    4,118,411.78x = 6,177,933.40 × 1,385,972.56
  4. Step 4: Simplify right side
    4,118,411.78x = 8,562,446,169,907.51
  5. Step 5: Solve for x
    x = 8,562,446,169,907.51/4,118,411.78
  6. Step 6: Final answer
    x = 2,079,065.09

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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.