Home / 1,622,245.32-2,433,156.77-424,260.01

Finding the Fourth Proportional to 1,622,245.32, 2,433,156.77 and 424,260.01

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Solution

The fourth proportional to 1,622,245.32, 2,433,156.77 and 424,260.01 is: 636,334.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,245.32 : 2,433,156.77 = 424,260.01 : x
  2. Step 2: Convert to fraction form
    1,622,245.32/2,433,156.77 = 424,260.01/x
  3. Step 3: Cross multiply
    1,622,245.32x = 2,433,156.77 × 424,260.01
  4. Step 4: Simplify right side
    1,622,245.32x = 1,032,291,119,673.86
  5. Step 5: Solve for x
    x = 1,032,291,119,673.86/1,622,245.32
  6. Step 6: Final answer
    x = 636,334.78

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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.