Home / 1,343,014.74-1,853,302.86-731,154.42

Finding the Fourth Proportional to 1,343,014.74, 1,853,302.86 and 731,154.42

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Solution

The fourth proportional to 1,343,014.74, 1,853,302.86 and 731,154.42 is: 1,008,961.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,014.74 : 1,853,302.86 = 731,154.42 : x
  2. Step 2: Convert to fraction form
    1,343,014.74/1,853,302.86 = 731,154.42/x
  3. Step 3: Cross multiply
    1,343,014.74x = 1,853,302.86 × 731,154.42
  4. Step 4: Simplify right side
    1,343,014.74x = 1,355,050,577,687.64
  5. Step 5: Solve for x
    x = 1,355,050,577,687.64/1,343,014.74
  6. Step 6: Final answer
    x = 1,008,961.81

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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.