Home / 2,820,085-3,891,722.16-1,612,861

Finding the Fourth Proportional to 2,820,085, 3,891,722.16 and 1,612,861

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Solution

The fourth proportional to 2,820,085, 3,891,722.16 and 1,612,861 is: 2,225,750.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,085 : 3,891,722.16 = 1,612,861 : x
  2. Step 2: Convert to fraction form
    2,820,085/3,891,722.16 = 1,612,861/x
  3. Step 3: Cross multiply
    2,820,085x = 3,891,722.16 × 1,612,861
  4. Step 4: Simplify right side
    2,820,085x = 6,276,806,894,699.76
  5. Step 5: Solve for x
    x = 6,276,806,894,699.76/2,820,085
  6. Step 6: Final answer
    x = 2,225,750.96

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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.