Home / 1,061,165.60-1,464,181.48-631,361.78

Finding the Fourth Proportional to 1,061,165.60, 1,464,181.48 and 631,361.78

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Solution

The fourth proportional to 1,061,165.60, 1,464,181.48 and 631,361.78 is: 871,144.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,165.60 : 1,464,181.48 = 631,361.78 : x
  2. Step 2: Convert to fraction form
    1,061,165.60/1,464,181.48 = 631,361.78/x
  3. Step 3: Cross multiply
    1,061,165.60x = 1,464,181.48 × 631,361.78
  4. Step 4: Simplify right side
    1,061,165.60x = 924,428,225,455.84
  5. Step 5: Solve for x
    x = 924,428,225,455.84/1,061,165.60
  6. Step 6: Final answer
    x = 871,144.17

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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.