Home / 1,229,349.56-1,697,573.04-771,251.63

Finding the Fourth Proportional to 1,229,349.56, 1,697,573.04 and 771,251.63

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Solution

The fourth proportional to 1,229,349.56, 1,697,573.04 and 771,251.63 is: 1,064,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,349.56 : 1,697,573.04 = 771,251.63 : x
  2. Step 2: Convert to fraction form
    1,229,349.56/1,697,573.04 = 771,251.63/x
  3. Step 3: Cross multiply
    1,229,349.56x = 1,697,573.04 × 771,251.63
  4. Step 4: Simplify right side
    1,229,349.56x = 1,309,255,967,102.29
  5. Step 5: Solve for x
    x = 1,309,255,967,102.29/1,229,349.56
  6. Step 6: Final answer
    x = 1,064,998.94

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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.