Home / 1,071,297.05-1,478,389.05-587,892.60

Finding the Fourth Proportional to 1,071,297.05, 1,478,389.05 and 587,892.60

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Solution

The fourth proportional to 1,071,297.05, 1,478,389.05 and 587,892.60 is: 811,291.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,297.05 : 1,478,389.05 = 587,892.60 : x
  2. Step 2: Convert to fraction form
    1,071,297.05/1,478,389.05 = 587,892.60/x
  3. Step 3: Cross multiply
    1,071,297.05x = 1,478,389.05 × 587,892.60
  4. Step 4: Simplify right side
    1,071,297.05x = 869,133,982,416.03
  5. Step 5: Solve for x
    x = 869,133,982,416.03/1,071,297.05
  6. Step 6: Final answer
    x = 811,291.31

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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.