Home / 1,853,314.97-2,779,686.75-505,587.15

Finding the Fourth Proportional to 1,853,314.97, 2,779,686.75 and 505,587.15

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Solution

The fourth proportional to 1,853,314.97, 2,779,686.75 and 505,587.15 is: 758,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,314.97 : 2,779,686.75 = 505,587.15 : x
  2. Step 2: Convert to fraction form
    1,853,314.97/2,779,686.75 = 505,587.15/x
  3. Step 3: Cross multiply
    1,853,314.97x = 2,779,686.75 × 505,587.15
  4. Step 4: Simplify right side
    1,853,314.97x = 1,405,373,901,825.26
  5. Step 5: Solve for x
    x = 1,405,373,901,825.26/1,853,314.97
  6. Step 6: Final answer
    x = 758,302.78

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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.