Home / 1,147,523.79-1,583,532.77-631,244.96

Finding the Fourth Proportional to 1,147,523.79, 1,583,532.77 and 631,244.96

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Solution

The fourth proportional to 1,147,523.79, 1,583,532.77 and 631,244.96 is: 871,090.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,523.79 : 1,583,532.77 = 631,244.96 : x
  2. Step 2: Convert to fraction form
    1,147,523.79/1,583,532.77 = 631,244.96/x
  3. Step 3: Cross multiply
    1,147,523.79x = 1,583,532.77 × 631,244.96
  4. Step 4: Simplify right side
    1,147,523.79x = 999,597,068,983.45
  5. Step 5: Solve for x
    x = 999,597,068,983.45/1,147,523.79
  6. Step 6: Final answer
    x = 871,090.50

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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.