Home / 3,575,129.30-5,355,513.72-1,653,346.80

Finding the Fourth Proportional to 3,575,129.30, 5,355,513.72 and 1,653,346.80

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Solution

The fourth proportional to 3,575,129.30, 5,355,513.72 and 1,653,346.80 is: 2,476,699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575,129.30 : 5,355,513.72 = 1,653,346.80 : x
  2. Step 2: Convert to fraction form
    3,575,129.30/5,355,513.72 = 1,653,346.80/x
  3. Step 3: Cross multiply
    3,575,129.30x = 5,355,513.72 × 1,653,346.80
  4. Step 4: Simplify right side
    3,575,129.30x = 8,854,521,471,318.10
  5. Step 5: Solve for x
    x = 8,854,521,471,318.10/3,575,129.30
  6. Step 6: Final answer
    x = 2,476,699.65

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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.