Home / 1,618,559.04-2,428,151.04-621,209.28

Finding the Fourth Proportional to 1,618,559.04, 2,428,151.04 and 621,209.28

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Solution

The fourth proportional to 1,618,559.04, 2,428,151.04 and 621,209.28 is: 931,933.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,559.04 : 2,428,151.04 = 621,209.28 : x
  2. Step 2: Convert to fraction form
    1,618,559.04/2,428,151.04 = 621,209.28/x
  3. Step 3: Cross multiply
    1,618,559.04x = 2,428,151.04 × 621,209.28
  4. Step 4: Simplify right side
    1,618,559.04x = 1,508,389,959,289.65
  5. Step 5: Solve for x
    x = 1,508,389,959,289.65/1,618,559.04
  6. Step 6: Final answer
    x = 931,933.85

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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.