Home / 1,048,924.60-1,447,142.70-618,989.56

Finding the Fourth Proportional to 1,048,924.60, 1,447,142.70 and 618,989.56

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Solution

The fourth proportional to 1,048,924.60, 1,447,142.70 and 618,989.56 is: 853,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,924.60 : 1,447,142.70 = 618,989.56 : x
  2. Step 2: Convert to fraction form
    1,048,924.60/1,447,142.70 = 618,989.56/x
  3. Step 3: Cross multiply
    1,048,924.60x = 1,447,142.70 × 618,989.56
  4. Step 4: Simplify right side
    1,048,924.60x = 895,766,223,130.21
  5. Step 5: Solve for x
    x = 895,766,223,130.21/1,048,924.60
  6. Step 6: Final answer
    x = 853,985.33

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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.