Home / 896,657.32-1,343,089.74-725,143.06

Finding the Fourth Proportional to 896,657.32, 1,343,089.74 and 725,143.06

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Solution

The fourth proportional to 896,657.32, 1,343,089.74 and 725,143.06 is: 1,086,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,657.32 : 1,343,089.74 = 725,143.06 : x
  2. Step 2: Convert to fraction form
    896,657.32/1,343,089.74 = 725,143.06/x
  3. Step 3: Cross multiply
    896,657.32x = 1,343,089.74 × 725,143.06
  4. Step 4: Simplify right side
    896,657.32x = 973,932,203,918.21
  5. Step 5: Solve for x
    x = 973,932,203,918.21/896,657.32
  6. Step 6: Final answer
    x = 1,086,181.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.