Home / 1,083,536.40-1,623,809.88-817,003.98

Finding the Fourth Proportional to 1,083,536.40, 1,623,809.88 and 817,003.98

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Solution

The fourth proportional to 1,083,536.40, 1,623,809.88 and 817,003.98 is: 1,224,378.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,536.40 : 1,623,809.88 = 817,003.98 : x
  2. Step 2: Convert to fraction form
    1,083,536.40/1,623,809.88 = 817,003.98/x
  3. Step 3: Cross multiply
    1,083,536.40x = 1,623,809.88 × 817,003.98
  4. Step 4: Simplify right side
    1,083,536.40x = 1,326,659,134,723.32
  5. Step 5: Solve for x
    x = 1,326,659,134,723.32/1,083,536.40
  6. Step 6: Final answer
    x = 1,224,378.93

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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.