Home / 1,786,090.60-2,679,092.70-1,075,580.20

Finding the Fourth Proportional to 1,786,090.60, 2,679,092.70 and 1,075,580.20

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Solution

The fourth proportional to 1,786,090.60, 2,679,092.70 and 1,075,580.20 is: 1,613,344.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,090.60 : 2,679,092.70 = 1,075,580.20 : x
  2. Step 2: Convert to fraction form
    1,786,090.60/2,679,092.70 = 1,075,580.20/x
  3. Step 3: Cross multiply
    1,786,090.60x = 2,679,092.70 × 1,075,580.20
  4. Step 4: Simplify right side
    1,786,090.60x = 2,881,579,062,084.54
  5. Step 5: Solve for x
    x = 2,881,579,062,084.54/1,786,090.60
  6. Step 6: Final answer
    x = 1,613,344.29

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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.