Home / 1,242,409.46-1,714,829.50-759,379.52

Finding the Fourth Proportional to 1,242,409.46, 1,714,829.50 and 759,379.52

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Solution

The fourth proportional to 1,242,409.46, 1,714,829.50 and 759,379.52 is: 1,048,129.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,409.46 : 1,714,829.50 = 759,379.52 : x
  2. Step 2: Convert to fraction form
    1,242,409.46/1,714,829.50 = 759,379.52/x
  3. Step 3: Cross multiply
    1,242,409.46x = 1,714,829.50 × 759,379.52
  4. Step 4: Simplify right side
    1,242,409.46x = 1,302,206,407,828.14
  5. Step 5: Solve for x
    x = 1,302,206,407,828.14/1,242,409.46
  6. Step 6: Final answer
    x = 1,048,129.83

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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.