Home / 1,147,577.68-1,583,635.14-631,301.40

Finding the Fourth Proportional to 1,147,577.68, 1,583,635.14 and 631,301.40

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Solution

The fourth proportional to 1,147,577.68, 1,583,635.14 and 631,301.40 is: 871,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,577.68 : 1,583,635.14 = 631,301.40 : x
  2. Step 2: Convert to fraction form
    1,147,577.68/1,583,635.14 = 631,301.40/x
  3. Step 3: Cross multiply
    1,147,577.68x = 1,583,635.14 × 631,301.40
  4. Step 4: Simplify right side
    1,147,577.68x = 999,751,080,971.20
  5. Step 5: Solve for x
    x = 999,751,080,971.20/1,147,577.68
  6. Step 6: Final answer
    x = 871,183.80

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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.