Home / 1,134,402.40-1,699,999.80-629,186

Finding the Fourth Proportional to 1,134,402.40, 1,699,999.80 and 629,186

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Solution

The fourth proportional to 1,134,402.40, 1,699,999.80 and 629,186 is: 942,889.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,402.40 : 1,699,999.80 = 629,186 : x
  2. Step 2: Convert to fraction form
    1,134,402.40/1,699,999.80 = 629,186/x
  3. Step 3: Cross multiply
    1,134,402.40x = 1,699,999.80 × 629,186
  4. Step 4: Simplify right side
    1,134,402.40x = 1,069,616,074,162.80
  5. Step 5: Solve for x
    x = 1,069,616,074,162.80/1,134,402.40
  6. Step 6: Final answer
    x = 942,889.47

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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.