Home / 3,535,880.20-5,304,209.10-1,292,504.20

Finding the Fourth Proportional to 3,535,880.20, 5,304,209.10 and 1,292,504.20

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Solution

The fourth proportional to 3,535,880.20, 5,304,209.10 and 1,292,504.20 is: 1,938,898.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535,880.20 : 5,304,209.10 = 1,292,504.20 : x
  2. Step 2: Convert to fraction form
    3,535,880.20/5,304,209.10 = 1,292,504.20/x
  3. Step 3: Cross multiply
    3,535,880.20x = 5,304,209.10 × 1,292,504.20
  4. Step 4: Simplify right side
    3,535,880.20x = 6,855,712,539,428.22
  5. Step 5: Solve for x
    x = 6,855,712,539,428.22/3,535,880.20
  6. Step 6: Final answer
    x = 1,938,898.42

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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.