Home / 2,038,712.80-3,057,291.60-618,296.80

Finding the Fourth Proportional to 2,038,712.80, 3,057,291.60 and 618,296.80

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Solution

The fourth proportional to 2,038,712.80, 3,057,291.60 and 618,296.80 is: 927,209.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038,712.80 : 3,057,291.60 = 618,296.80 : x
  2. Step 2: Convert to fraction form
    2,038,712.80/3,057,291.60 = 618,296.80/x
  3. Step 3: Cross multiply
    2,038,712.80x = 3,057,291.60 × 618,296.80
  4. Step 4: Simplify right side
    2,038,712.80x = 1,890,313,612,946.88
  5. Step 5: Solve for x
    x = 1,890,313,612,946.88/2,038,712.80
  6. Step 6: Final answer
    x = 927,209.37

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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.