Home / 3,881,656.17-5,356,707.48-2,251,031.72

Finding the Fourth Proportional to 3,881,656.17, 5,356,707.48 and 2,251,031.72

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Solution

The fourth proportional to 3,881,656.17, 5,356,707.48 and 2,251,031.72 is: 3,106,436.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,656.17 : 5,356,707.48 = 2,251,031.72 : x
  2. Step 2: Convert to fraction form
    3,881,656.17/5,356,707.48 = 2,251,031.72/x
  3. Step 3: Cross multiply
    3,881,656.17x = 5,356,707.48 × 2,251,031.72
  4. Step 4: Simplify right side
    3,881,656.17x = 12,058,118,425,457.73
  5. Step 5: Solve for x
    x = 12,058,118,425,457.73/3,881,656.17
  6. Step 6: Final answer
    x = 3,106,436.50

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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.