Home / 3,175,121.40-4,759,182.90-1,756,195.80

Finding the Fourth Proportional to 3,175,121.40, 4,759,182.90 and 1,756,195.80

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Solution

The fourth proportional to 3,175,121.40, 4,759,182.90 and 1,756,195.80 is: 2,632,358.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,121.40 : 4,759,182.90 = 1,756,195.80 : x
  2. Step 2: Convert to fraction form
    3,175,121.40/4,759,182.90 = 1,756,195.80/x
  3. Step 3: Cross multiply
    3,175,121.40x = 4,759,182.90 × 1,756,195.80
  4. Step 4: Simplify right side
    3,175,121.40x = 8,358,057,020,411.82
  5. Step 5: Solve for x
    x = 8,358,057,020,411.82/3,175,121.40
  6. Step 6: Final answer
    x = 2,632,358.25

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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.