Home / 1,613,657.61-2,420,749.13-476,534.84

Finding the Fourth Proportional to 1,613,657.61, 2,420,749.13 and 476,534.84

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Solution

The fourth proportional to 1,613,657.61, 2,420,749.13 and 476,534.84 is: 714,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,657.61 : 2,420,749.13 = 476,534.84 : x
  2. Step 2: Convert to fraction form
    1,613,657.61/2,420,749.13 = 476,534.84/x
  3. Step 3: Cross multiply
    1,613,657.61x = 2,420,749.13 × 476,534.84
  4. Step 4: Simplify right side
    1,613,657.61x = 1,153,571,284,858.27
  5. Step 5: Solve for x
    x = 1,153,571,284,858.27/1,613,657.61
  6. Step 6: Final answer
    x = 714,879.83

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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.