Home / 3,845,717.84-5,306,501.04-2,213,809.76

Finding the Fourth Proportional to 3,845,717.84, 5,306,501.04 and 2,213,809.76

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Solution

The fourth proportional to 3,845,717.84, 5,306,501.04 and 2,213,809.76 is: 3,054,718.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845,717.84 : 5,306,501.04 = 2,213,809.76 : x
  2. Step 2: Convert to fraction form
    3,845,717.84/5,306,501.04 = 2,213,809.76/x
  3. Step 3: Cross multiply
    3,845,717.84x = 5,306,501.04 × 2,213,809.76
  4. Step 4: Simplify right side
    3,845,717.84x = 11,747,583,793,802.15
  5. Step 5: Solve for x
    x = 11,747,583,793,802.15/3,845,717.84
  6. Step 6: Final answer
    x = 3,054,718.07

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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.