Home / 1,697,498.36-2,342,136.57-1,077,077.78

Finding the Fourth Proportional to 1,697,498.36, 2,342,136.57 and 1,077,077.78

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Solution

The fourth proportional to 1,697,498.36, 2,342,136.57 and 1,077,077.78 is: 1,486,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,498.36 : 2,342,136.57 = 1,077,077.78 : x
  2. Step 2: Convert to fraction form
    1,697,498.36/2,342,136.57 = 1,077,077.78/x
  3. Step 3: Cross multiply
    1,697,498.36x = 2,342,136.57 × 1,077,077.78
  4. Step 4: Simplify right side
    1,697,498.36x = 2,522,663,257,272.41
  5. Step 5: Solve for x
    x = 2,522,663,257,272.41/1,697,498.36
  6. Step 6: Final answer
    x = 1,486,106.45

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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.