Home / 1,077,452.87-1,486,884.47-618,597.03

Finding the Fourth Proportional to 1,077,452.87, 1,486,884.47 and 618,597.03

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Solution

The fourth proportional to 1,077,452.87, 1,486,884.47 and 618,597.03 is: 853,663.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,452.87 : 1,486,884.47 = 618,597.03 : x
  2. Step 2: Convert to fraction form
    1,077,452.87/1,486,884.47 = 618,597.03/x
  3. Step 3: Cross multiply
    1,077,452.87x = 1,486,884.47 × 618,597.03
  4. Step 4: Simplify right side
    1,077,452.87x = 919,782,314,002.14
  5. Step 5: Solve for x
    x = 919,782,314,002.14/1,077,452.87
  6. Step 6: Final answer
    x = 853,663.62

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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.