Home / 1,665,136.16-2,297,894.64-901,189.52

Finding the Fourth Proportional to 1,665,136.16, 2,297,894.64 and 901,189.52

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Solution

The fourth proportional to 1,665,136.16, 2,297,894.64 and 901,189.52 is: 1,243,645.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,136.16 : 2,297,894.64 = 901,189.52 : x
  2. Step 2: Convert to fraction form
    1,665,136.16/2,297,894.64 = 901,189.52/x
  3. Step 3: Cross multiply
    1,665,136.16x = 2,297,894.64 × 901,189.52
  4. Step 4: Simplify right side
    1,665,136.16x = 2,070,838,567,632.17
  5. Step 5: Solve for x
    x = 2,070,838,567,632.17/1,665,136.16
  6. Step 6: Final answer
    x = 1,243,645.18

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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.