Home / 1,194,479.92-1,648,324.05-678,166.12

Finding the Fourth Proportional to 1,194,479.92, 1,648,324.05 and 678,166.12

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Solution

The fourth proportional to 1,194,479.92, 1,648,324.05 and 678,166.12 is: 935,836.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,479.92 : 1,648,324.05 = 678,166.12 : x
  2. Step 2: Convert to fraction form
    1,194,479.92/1,648,324.05 = 678,166.12/x
  3. Step 3: Cross multiply
    1,194,479.92x = 1,648,324.05 × 678,166.12
  4. Step 4: Simplify right side
    1,194,479.92x = 1,117,837,525,008.47
  5. Step 5: Solve for x
    x = 1,117,837,525,008.47/1,194,479.92
  6. Step 6: Final answer
    x = 935,836.18

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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.