Home / 3,091,406.66-4,637,308.50-816,872.94

Finding the Fourth Proportional to 3,091,406.66, 4,637,308.50 and 816,872.94

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Solution

The fourth proportional to 3,091,406.66, 4,637,308.50 and 816,872.94 is: 1,225,361.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,406.66 : 4,637,308.50 = 816,872.94 : x
  2. Step 2: Convert to fraction form
    3,091,406.66/4,637,308.50 = 816,872.94/x
  3. Step 3: Cross multiply
    3,091,406.66x = 4,637,308.50 × 816,872.94
  4. Step 4: Simplify right side
    3,091,406.66x = 3,788,091,819,263.32
  5. Step 5: Solve for x
    x = 3,788,091,819,263.32/3,091,406.66
  6. Step 6: Final answer
    x = 1,225,361.86

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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.