Home / 1,195,039.91-1,649,133.71-651,180.40

Finding the Fourth Proportional to 1,195,039.91, 1,649,133.71 and 651,180.40

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Solution

The fourth proportional to 1,195,039.91, 1,649,133.71 and 651,180.40 is: 898,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,039.91 : 1,649,133.71 = 651,180.40 : x
  2. Step 2: Convert to fraction form
    1,195,039.91/1,649,133.71 = 651,180.40/x
  3. Step 3: Cross multiply
    1,195,039.91x = 1,649,133.71 × 651,180.40
  4. Step 4: Simplify right side
    1,195,039.91x = 1,073,883,543,994.47
  5. Step 5: Solve for x
    x = 1,073,883,543,994.47/1,195,039.91
  6. Step 6: Final answer
    x = 898,617.30

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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.