Home / 1,969,268.07-2,953,902.12-621,535.53

Finding the Fourth Proportional to 1,969,268.07, 2,953,902.12 and 621,535.53

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Solution

The fourth proportional to 1,969,268.07, 2,953,902.12 and 621,535.53 is: 932,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,268.07 : 2,953,902.12 = 621,535.53 : x
  2. Step 2: Convert to fraction form
    1,969,268.07/2,953,902.12 = 621,535.53/x
  3. Step 3: Cross multiply
    1,969,268.07x = 2,953,902.12 × 621,535.53
  4. Step 4: Simplify right side
    1,969,268.07x = 1,835,955,119,722.32
  5. Step 5: Solve for x
    x = 1,835,955,119,722.32/1,969,268.07
  6. Step 6: Final answer
    x = 932,303.30

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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.