Home / 1,625,466.80-2,431,288.20-1,458,196.40

Finding the Fourth Proportional to 1,625,466.80, 2,431,288.20 and 1,458,196.40

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Solution

The fourth proportional to 1,625,466.80, 2,431,288.20 and 1,458,196.40 is: 2,181,093.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,466.80 : 2,431,288.20 = 1,458,196.40 : x
  2. Step 2: Convert to fraction form
    1,625,466.80/2,431,288.20 = 1,458,196.40/x
  3. Step 3: Cross multiply
    1,625,466.80x = 2,431,288.20 × 1,458,196.40
  4. Step 4: Simplify right side
    1,625,466.80x = 3,545,295,700,602.48
  5. Step 5: Solve for x
    x = 3,545,295,700,602.48/1,625,466.80
  6. Step 6: Final answer
    x = 2,181,093.89

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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.