Home / 3,392,309.34-4,681,188.90-1,864,417.68

Finding the Fourth Proportional to 3,392,309.34, 4,681,188.90 and 1,864,417.68

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Solution

The fourth proportional to 3,392,309.34, 4,681,188.90 and 1,864,417.68 is: 2,572,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392,309.34 : 4,681,188.90 = 1,864,417.68 : x
  2. Step 2: Convert to fraction form
    3,392,309.34/4,681,188.90 = 1,864,417.68/x
  3. Step 3: Cross multiply
    3,392,309.34x = 4,681,188.90 × 1,864,417.68
  4. Step 4: Simplify right side
    3,392,309.34x = 8,727,691,348,579.75
  5. Step 5: Solve for x
    x = 8,727,691,348,579.75/3,392,309.34
  6. Step 6: Final answer
    x = 2,572,787.58

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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.