Home / 1,686,765.20-2,327,762.22-922,831.52

Finding the Fourth Proportional to 1,686,765.20, 2,327,762.22 and 922,831.52

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Solution

The fourth proportional to 1,686,765.20, 2,327,762.22 and 922,831.52 is: 1,273,521.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,765.20 : 2,327,762.22 = 922,831.52 : x
  2. Step 2: Convert to fraction form
    1,686,765.20/2,327,762.22 = 922,831.52/x
  3. Step 3: Cross multiply
    1,686,765.20x = 2,327,762.22 × 922,831.52
  4. Step 4: Simplify right side
    1,686,765.20x = 2,148,132,347,681.17
  5. Step 5: Solve for x
    x = 2,148,132,347,681.17/1,686,765.20
  6. Step 6: Final answer
    x = 1,273,521.86

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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.