Home / 1,772,352.13-2,445,855.90-1,008,405.69

Finding the Fourth Proportional to 1,772,352.13, 2,445,855.90 and 1,008,405.69

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Solution

The fourth proportional to 1,772,352.13, 2,445,855.90 and 1,008,405.69 is: 1,391,605.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,352.13 : 2,445,855.90 = 1,008,405.69 : x
  2. Step 2: Convert to fraction form
    1,772,352.13/2,445,855.90 = 1,008,405.69/x
  3. Step 3: Cross multiply
    1,772,352.13x = 2,445,855.90 × 1,008,405.69
  4. Step 4: Simplify right side
    1,772,352.13x = 2,466,415,002,698.55
  5. Step 5: Solve for x
    x = 2,466,415,002,698.55/1,772,352.13
  6. Step 6: Final answer
    x = 1,391,605.52

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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.