Home / 1,731,217.32-2,389,203.53-956,831.50

Finding the Fourth Proportional to 1,731,217.32, 2,389,203.53 and 956,831.50

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Solution

The fourth proportional to 1,731,217.32, 2,389,203.53 and 956,831.50 is: 1,320,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,217.32 : 2,389,203.53 = 956,831.50 : x
  2. Step 2: Convert to fraction form
    1,731,217.32/2,389,203.53 = 956,831.50/x
  3. Step 3: Cross multiply
    1,731,217.32x = 2,389,203.53 × 956,831.50
  4. Step 4: Simplify right side
    1,731,217.32x = 2,286,065,185,469.18
  5. Step 5: Solve for x
    x = 2,286,065,185,469.18/1,731,217.32
  6. Step 6: Final answer
    x = 1,320,495.80

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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.