Home / 3,938,715.40-5,908,073.10-2,238,104.20

Finding the Fourth Proportional to 3,938,715.40, 5,908,073.10 and 2,238,104.20

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Solution

The fourth proportional to 3,938,715.40, 5,908,073.10 and 2,238,104.20 is: 3,357,156.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,715.40 : 5,908,073.10 = 2,238,104.20 : x
  2. Step 2: Convert to fraction form
    3,938,715.40/5,908,073.10 = 2,238,104.20/x
  3. Step 3: Cross multiply
    3,938,715.40x = 5,908,073.10 × 2,238,104.20
  4. Step 4: Simplify right side
    3,938,715.40x = 13,222,883,219,017.02
  5. Step 5: Solve for x
    x = 13,222,883,219,017.02/3,938,715.40
  6. Step 6: Final answer
    x = 3,357,156.30

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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.