Home / 1,267,601.13-1,901,489.48-509,443.26

Finding the Fourth Proportional to 1,267,601.13, 1,901,489.48 and 509,443.26

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Solution

The fourth proportional to 1,267,601.13, 1,901,489.48 and 509,443.26 is: 764,200.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,601.13 : 1,901,489.48 = 509,443.26 : x
  2. Step 2: Convert to fraction form
    1,267,601.13/1,901,489.48 = 509,443.26/x
  3. Step 3: Cross multiply
    1,267,601.13x = 1,901,489.48 × 509,443.26
  4. Step 4: Simplify right side
    1,267,601.13x = 968,700,991,779.52
  5. Step 5: Solve for x
    x = 968,700,991,779.52/1,267,601.13
  6. Step 6: Final answer
    x = 764,200.16

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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.