Home / 1,145,867.36-1,717,118.66-576,465.80

Finding the Fourth Proportional to 1,145,867.36, 1,717,118.66 and 576,465.80

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Solution

The fourth proportional to 1,145,867.36, 1,717,118.66 and 576,465.80 is: 863,852.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,867.36 : 1,717,118.66 = 576,465.80 : x
  2. Step 2: Convert to fraction form
    1,145,867.36/1,717,118.66 = 576,465.80/x
  3. Step 3: Cross multiply
    1,145,867.36x = 1,717,118.66 × 576,465.80
  4. Step 4: Simplify right side
    1,145,867.36x = 989,860,183,442.30
  5. Step 5: Solve for x
    x = 989,860,183,442.30/1,145,867.36
  6. Step 6: Final answer
    x = 863,852.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.