Home / 1,612,921.65-2,225,814.26-887,753.76

Finding the Fourth Proportional to 1,612,921.65, 2,225,814.26 and 887,753.76

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Solution

The fourth proportional to 1,612,921.65, 2,225,814.26 and 887,753.76 is: 1,225,090.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,921.65 : 2,225,814.26 = 887,753.76 : x
  2. Step 2: Convert to fraction form
    1,612,921.65/2,225,814.26 = 887,753.76/x
  3. Step 3: Cross multiply
    1,612,921.65x = 2,225,814.26 × 887,753.76
  4. Step 4: Simplify right side
    1,612,921.65x = 1,975,974,973,937.85
  5. Step 5: Solve for x
    x = 1,975,974,973,937.85/1,612,921.65
  6. Step 6: Final answer
    x = 1,225,090.49

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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.