Home / 1,731,627.12-2,598,129.59-666,383.16

Finding the Fourth Proportional to 1,731,627.12, 2,598,129.59 and 666,383.16

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Solution

The fourth proportional to 1,731,627.12, 2,598,129.59 and 666,383.16 is: 999,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,627.12 : 2,598,129.59 = 666,383.16 : x
  2. Step 2: Convert to fraction form
    1,731,627.12/2,598,129.59 = 666,383.16/x
  3. Step 3: Cross multiply
    1,731,627.12x = 2,598,129.59 × 666,383.16
  4. Step 4: Simplify right side
    1,731,627.12x = 1,731,349,802,941.79
  5. Step 5: Solve for x
    x = 1,731,349,802,941.79/1,731,627.12
  6. Step 6: Final answer
    x = 999,839.85

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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.