Home / 1,141,188.50-1,574,820.87-631,879.94

Finding the Fourth Proportional to 1,141,188.50, 1,574,820.87 and 631,879.94

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Solution

The fourth proportional to 1,141,188.50, 1,574,820.87 and 631,879.94 is: 871,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,188.50 : 1,574,820.87 = 631,879.94 : x
  2. Step 2: Convert to fraction form
    1,141,188.50/1,574,820.87 = 631,879.94/x
  3. Step 3: Cross multiply
    1,141,188.50x = 1,574,820.87 × 631,879.94
  4. Step 4: Simplify right side
    1,141,188.50x = 995,097,708,972.24
  5. Step 5: Solve for x
    x = 995,097,708,972.24/1,141,188.50
  6. Step 6: Final answer
    x = 871,983.65

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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.