Home / 1,343,803.82-1,854,433.38-731,954.66

Finding the Fourth Proportional to 1,343,803.82, 1,854,433.38 and 731,954.66

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Solution

The fourth proportional to 1,343,803.82, 1,854,433.38 and 731,954.66 is: 1,010,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,803.82 : 1,854,433.38 = 731,954.66 : x
  2. Step 2: Convert to fraction form
    1,343,803.82/1,854,433.38 = 731,954.66/x
  3. Step 3: Cross multiply
    1,343,803.82x = 1,854,433.38 × 731,954.66
  4. Step 4: Simplify right side
    1,343,803.82x = 1,357,361,154,150.55
  5. Step 5: Solve for x
    x = 1,357,361,154,150.55/1,343,803.82
  6. Step 6: Final answer
    x = 1,010,088.77

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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.