Home / 4,033,147.40-6,049,721.10-1,638,139.40

Finding the Fourth Proportional to 4,033,147.40, 6,049,721.10 and 1,638,139.40

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Solution

The fourth proportional to 4,033,147.40, 6,049,721.10 and 1,638,139.40 is: 2,457,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,033,147.40 : 6,049,721.10 = 1,638,139.40 : x
  2. Step 2: Convert to fraction form
    4,033,147.40/6,049,721.10 = 1,638,139.40/x
  3. Step 3: Cross multiply
    4,033,147.40x = 6,049,721.10 × 1,638,139.40
  4. Step 4: Simplify right side
    4,033,147.40x = 9,910,286,492,921.34
  5. Step 5: Solve for x
    x = 9,910,286,492,921.34/4,033,147.40
  6. Step 6: Final answer
    x = 2,457,209.10

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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.