Home / 1,036,309.82-1,430,086.02-577,422.56

Finding the Fourth Proportional to 1,036,309.82, 1,430,086.02 and 577,422.56

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Solution

The fourth proportional to 1,036,309.82, 1,430,086.02 and 577,422.56 is: 796,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,309.82 : 1,430,086.02 = 577,422.56 : x
  2. Step 2: Convert to fraction form
    1,036,309.82/1,430,086.02 = 577,422.56/x
  3. Step 3: Cross multiply
    1,036,309.82x = 1,430,086.02 × 577,422.56
  4. Step 4: Simplify right side
    1,036,309.82x = 825,763,930,688.61
  5. Step 5: Solve for x
    x = 825,763,930,688.61/1,036,309.82
  6. Step 6: Final answer
    x = 796,831.14

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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.