Home / 2,590,309.63-3,885,473.55-793,185.20

Finding the Fourth Proportional to 2,590,309.63, 3,885,473.55 and 793,185.20

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Solution

The fourth proportional to 2,590,309.63, 3,885,473.55 and 793,185.20 is: 1,189,780.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,309.63 : 3,885,473.55 = 793,185.20 : x
  2. Step 2: Convert to fraction form
    2,590,309.63/3,885,473.55 = 793,185.20/x
  3. Step 3: Cross multiply
    2,590,309.63x = 3,885,473.55 × 793,185.20
  4. Step 4: Simplify right side
    2,590,309.63x = 3,081,900,124,565.14
  5. Step 5: Solve for x
    x = 3,081,900,124,565.14/2,590,309.63
  6. Step 6: Final answer
    x = 1,189,780.59

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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.