Home / 1,435,536.32-1,981,030.38-790,941.56

Finding the Fourth Proportional to 1,435,536.32, 1,981,030.38 and 790,941.56

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Solution

The fourth proportional to 1,435,536.32, 1,981,030.38 and 790,941.56 is: 1,091,493.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,536.32 : 1,981,030.38 = 790,941.56 : x
  2. Step 2: Convert to fraction form
    1,435,536.32/1,981,030.38 = 790,941.56/x
  3. Step 3: Cross multiply
    1,435,536.32x = 1,981,030.38 × 790,941.56
  4. Step 4: Simplify right side
    1,435,536.32x = 1,566,879,259,164.59
  5. Step 5: Solve for x
    x = 1,566,879,259,164.59/1,435,536.32
  6. Step 6: Final answer
    x = 1,091,493.99

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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.