Home / 3,068,188.47-4,234,128.66-1,691,580.98

Finding the Fourth Proportional to 3,068,188.47, 4,234,128.66 and 1,691,580.98

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Solution

The fourth proportional to 3,068,188.47, 4,234,128.66 and 1,691,580.98 is: 2,334,397.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068,188.47 : 4,234,128.66 = 1,691,580.98 : x
  2. Step 2: Convert to fraction form
    3,068,188.47/4,234,128.66 = 1,691,580.98/x
  3. Step 3: Cross multiply
    3,068,188.47x = 4,234,128.66 × 1,691,580.98
  4. Step 4: Simplify right side
    3,068,188.47x = 7,162,371,518,714.21
  5. Step 5: Solve for x
    x = 7,162,371,518,714.21/3,068,188.47
  6. Step 6: Final answer
    x = 2,334,397.51

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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.