Home / 1,110,823.67-1,666,152.35-400,851.68

Finding the Fourth Proportional to 1,110,823.67, 1,666,152.35 and 400,851.68

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Solution

The fourth proportional to 1,110,823.67, 1,666,152.35 and 400,851.68 is: 601,247.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,823.67 : 1,666,152.35 = 400,851.68 : x
  2. Step 2: Convert to fraction form
    1,110,823.67/1,666,152.35 = 400,851.68/x
  3. Step 3: Cross multiply
    1,110,823.67x = 1,666,152.35 × 400,851.68
  4. Step 4: Simplify right side
    1,110,823.67x = 667,879,958,298.43
  5. Step 5: Solve for x
    x = 667,879,958,298.43/1,110,823.67
  6. Step 6: Final answer
    x = 601,247.51

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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.