Home / 1,078,136.16-1,616,730.60-403,744.48

Finding the Fourth Proportional to 1,078,136.16, 1,616,730.60 and 403,744.48

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Solution

The fourth proportional to 1,078,136.16, 1,616,730.60 and 403,744.48 is: 605,439.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,136.16 : 1,616,730.60 = 403,744.48 : x
  2. Step 2: Convert to fraction form
    1,078,136.16/1,616,730.60 = 403,744.48/x
  3. Step 3: Cross multiply
    1,078,136.16x = 1,616,730.60 × 403,744.48
  4. Step 4: Simplify right side
    1,078,136.16x = 652,746,055,397.09
  5. Step 5: Solve for x
    x = 652,746,055,397.09/1,078,136.16
  6. Step 6: Final answer
    x = 605,439.35

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1.5x scale

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.