Home / 3,127,541.63-4,315,978.28-1,769,414.63

Finding the Fourth Proportional to 3,127,541.63, 4,315,978.28 and 1,769,414.63

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Solution

The fourth proportional to 3,127,541.63, 4,315,978.28 and 1,769,414.63 is: 2,441,775.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,541.63 : 4,315,978.28 = 1,769,414.63 : x
  2. Step 2: Convert to fraction form
    3,127,541.63/4,315,978.28 = 1,769,414.63/x
  3. Step 3: Cross multiply
    3,127,541.63x = 4,315,978.28 × 1,769,414.63
  4. Step 4: Simplify right side
    3,127,541.63x = 7,636,755,094,237.88
  5. Step 5: Solve for x
    x = 7,636,755,094,237.88/3,127,541.63
  6. Step 6: Final answer
    x = 2,441,775.69

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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.