Home / 1,195,039.32-1,649,161.20-711,624.84

Finding the Fourth Proportional to 1,195,039.32, 1,649,161.20 and 711,624.84

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Solution

The fourth proportional to 1,195,039.32, 1,649,161.20 and 711,624.84 is: 982,046.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,039.32 : 1,649,161.20 = 711,624.84 : x
  2. Step 2: Convert to fraction form
    1,195,039.32/1,649,161.20 = 711,624.84/x
  3. Step 3: Cross multiply
    1,195,039.32x = 1,649,161.20 × 711,624.84
  4. Step 4: Simplify right side
    1,195,039.32x = 1,173,584,075,084.21
  5. Step 5: Solve for x
    x = 1,173,584,075,084.21/1,195,039.32
  6. Step 6: Final answer
    x = 982,046.41

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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.