Home / 2,415,230.40-3,622,730.40-817,636.80

Finding the Fourth Proportional to 2,415,230.40, 3,622,730.40 and 817,636.80

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Solution

The fourth proportional to 2,415,230.40, 3,622,730.40 and 817,636.80 is: 1,226,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415,230.40 : 3,622,730.40 = 817,636.80 : x
  2. Step 2: Convert to fraction form
    2,415,230.40/3,622,730.40 = 817,636.80/x
  3. Step 3: Cross multiply
    2,415,230.40x = 3,622,730.40 × 817,636.80
  4. Step 4: Simplify right side
    2,415,230.40x = 2,962,077,691,518.72
  5. Step 5: Solve for x
    x = 2,962,077,691,518.72/2,415,230.40
  6. Step 6: Final answer
    x = 1,226,416.20

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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.