Home / 3,439,954.03-4,747,139.59-1,891,242.05

Finding the Fourth Proportional to 3,439,954.03, 4,747,139.59 and 1,891,242.05

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Solution

The fourth proportional to 3,439,954.03, 4,747,139.59 and 1,891,242.05 is: 2,609,915.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,954.03 : 4,747,139.59 = 1,891,242.05 : x
  2. Step 2: Convert to fraction form
    3,439,954.03/4,747,139.59 = 1,891,242.05/x
  3. Step 3: Cross multiply
    3,439,954.03x = 4,747,139.59 × 1,891,242.05
  4. Step 4: Simplify right side
    3,439,954.03x = 8,977,990,009,827.76
  5. Step 5: Solve for x
    x = 8,977,990,009,827.76/3,439,954.03
  6. Step 6: Final answer
    x = 2,609,915.70

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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.