Home / 1,075,743.40-1,613,615.10-551,455.40

Finding the Fourth Proportional to 1,075,743.40, 1,613,615.10 and 551,455.40

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Solution

The fourth proportional to 1,075,743.40, 1,613,615.10 and 551,455.40 is: 827,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,743.40 : 1,613,615.10 = 551,455.40 : x
  2. Step 2: Convert to fraction form
    1,075,743.40/1,613,615.10 = 551,455.40/x
  3. Step 3: Cross multiply
    1,075,743.40x = 1,613,615.10 × 551,455.40
  4. Step 4: Simplify right side
    1,075,743.40x = 889,836,760,416.54
  5. Step 5: Solve for x
    x = 889,836,760,416.54/1,075,743.40
  6. Step 6: Final answer
    x = 827,183.10

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Double scale
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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.