Home / 3,439,953.65-4,747,139.08-1,891,241.68

Finding the Fourth Proportional to 3,439,953.65, 4,747,139.08 and 1,891,241.68

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Solution

The fourth proportional to 3,439,953.65, 4,747,139.08 and 1,891,241.68 is: 2,609,915.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,953.65 : 4,747,139.08 = 1,891,241.68 : x
  2. Step 2: Convert to fraction form
    3,439,953.65/4,747,139.08 = 1,891,241.68/x
  3. Step 3: Cross multiply
    3,439,953.65x = 4,747,139.08 × 1,891,241.68
  4. Step 4: Simplify right side
    3,439,953.65x = 8,977,987,288,852.85
  5. Step 5: Solve for x
    x = 8,977,987,288,852.85/3,439,953.65
  6. Step 6: Final answer
    x = 2,609,915.19

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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.