Home / 2,853,624.21-3,938,000.40-1,564,436.94

Finding the Fourth Proportional to 2,853,624.21, 3,938,000.40 and 1,564,436.94

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Solution

The fourth proportional to 2,853,624.21, 3,938,000.40 and 1,564,436.94 is: 2,158,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,624.21 : 3,938,000.40 = 1,564,436.94 : x
  2. Step 2: Convert to fraction form
    2,853,624.21/3,938,000.40 = 1,564,436.94/x
  3. Step 3: Cross multiply
    2,853,624.21x = 3,938,000.40 × 1,564,436.94
  4. Step 4: Simplify right side
    2,853,624.21x = 6,160,753,295,494.78
  5. Step 5: Solve for x
    x = 6,160,753,295,494.78/2,853,624.21
  6. Step 6: Final answer
    x = 2,158,922.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.