Home / 1,500,610.68-2,071,039.95-855,883.08

Finding the Fourth Proportional to 1,500,610.68, 2,071,039.95 and 855,883.08

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Solution

The fourth proportional to 1,500,610.68, 2,071,039.95 and 855,883.08 is: 1,181,231.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,610.68 : 2,071,039.95 = 855,883.08 : x
  2. Step 2: Convert to fraction form
    1,500,610.68/2,071,039.95 = 855,883.08/x
  3. Step 3: Cross multiply
    1,500,610.68x = 2,071,039.95 × 855,883.08
  4. Step 4: Simplify right side
    1,500,610.68x = 1,772,568,051,209.05
  5. Step 5: Solve for x
    x = 1,772,568,051,209.05/1,500,610.68
  6. Step 6: Final answer
    x = 1,181,231.13

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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.