Home / 1,555,655.73-2,146,041.87-1,039,536.33

Finding the Fourth Proportional to 1,555,655.73, 2,146,041.87 and 1,039,536.33

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Solution

The fourth proportional to 1,555,655.73, 2,146,041.87 and 1,039,536.33 is: 1,434,050.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,655.73 : 2,146,041.87 = 1,039,536.33 : x
  2. Step 2: Convert to fraction form
    1,555,655.73/2,146,041.87 = 1,039,536.33/x
  3. Step 3: Cross multiply
    1,555,655.73x = 2,146,041.87 × 1,039,536.33
  4. Step 4: Simplify right side
    1,555,655.73x = 2,230,888,489,566.14
  5. Step 5: Solve for x
    x = 2,230,888,489,566.14/1,555,655.73
  6. Step 6: Final answer
    x = 1,434,050.25

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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.