Home / 1,433,138.06-2,147,770.28-546,190.22

Finding the Fourth Proportional to 1,433,138.06, 2,147,770.28 and 546,190.22

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Solution

The fourth proportional to 1,433,138.06, 2,147,770.28 and 546,190.22 is: 818,547.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,138.06 : 2,147,770.28 = 546,190.22 : x
  2. Step 2: Convert to fraction form
    1,433,138.06/2,147,770.28 = 546,190.22/x
  3. Step 3: Cross multiply
    1,433,138.06x = 2,147,770.28 × 546,190.22
  4. Step 4: Simplify right side
    1,433,138.06x = 1,173,091,121,742.66
  5. Step 5: Solve for x
    x = 1,173,091,121,742.66/1,433,138.06
  6. Step 6: Final answer
    x = 818,547.18

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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.