Home / 2,904,561.90-4,008,346.92-1,615,402.85

Finding the Fourth Proportional to 2,904,561.90, 4,008,346.92 and 1,615,402.85

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Solution

The fourth proportional to 2,904,561.90, 4,008,346.92 and 1,615,402.85 is: 2,229,284.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904,561.90 : 4,008,346.92 = 1,615,402.85 : x
  2. Step 2: Convert to fraction form
    2,904,561.90/4,008,346.92 = 1,615,402.85/x
  3. Step 3: Cross multiply
    2,904,561.90x = 4,008,346.92 × 1,615,402.85
  4. Step 4: Simplify right side
    2,904,561.90x = 6,475,095,018,314.99
  5. Step 5: Solve for x
    x = 6,475,095,018,314.99/2,904,561.90
  6. Step 6: Final answer
    x = 2,229,284.57

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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.