Home / 1,291,434.92-1,937,088.30-481,756.26

Finding the Fourth Proportional to 1,291,434.92, 1,937,088.30 and 481,756.26

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Solution

The fourth proportional to 1,291,434.92, 1,937,088.30 and 481,756.26 is: 722,610.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,434.92 : 1,937,088.30 = 481,756.26 : x
  2. Step 2: Convert to fraction form
    1,291,434.92/1,937,088.30 = 481,756.26/x
  3. Step 3: Cross multiply
    1,291,434.92x = 1,937,088.30 × 481,756.26
  4. Step 4: Simplify right side
    1,291,434.92x = 933,204,414,697.76
  5. Step 5: Solve for x
    x = 933,204,414,697.76/1,291,434.92
  6. Step 6: Final answer
    x = 722,610.49

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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.