Home / 1,070,214.42-1,476,839.46-611,238.78

Finding the Fourth Proportional to 1,070,214.42, 1,476,839.46 and 611,238.78

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Solution

The fourth proportional to 1,070,214.42, 1,476,839.46 and 611,238.78 is: 843,477.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,214.42 : 1,476,839.46 = 611,238.78 : x
  2. Step 2: Convert to fraction form
    1,070,214.42/1,476,839.46 = 611,238.78/x
  3. Step 3: Cross multiply
    1,070,214.42x = 1,476,839.46 × 611,238.78
  4. Step 4: Simplify right side
    1,070,214.42x = 902,701,549,786.26
  5. Step 5: Solve for x
    x = 902,701,549,786.26/1,070,214.42
  6. Step 6: Final answer
    x = 843,477.28

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Double scale
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1.5x scale

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.