Home / 3,820,275.81-5,731,122.47-1,261,668.06

Finding the Fourth Proportional to 3,820,275.81, 5,731,122.47 and 1,261,668.06

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Solution

The fourth proportional to 3,820,275.81, 5,731,122.47 and 1,261,668.06 is: 1,892,736.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,275.81 : 5,731,122.47 = 1,261,668.06 : x
  2. Step 2: Convert to fraction form
    3,820,275.81/5,731,122.47 = 1,261,668.06/x
  3. Step 3: Cross multiply
    3,820,275.81x = 5,731,122.47 × 1,261,668.06
  4. Step 4: Simplify right side
    3,820,275.81x = 7,230,774,162,038.97
  5. Step 5: Solve for x
    x = 7,230,774,162,038.97/3,820,275.81
  6. Step 6: Final answer
    x = 1,892,736.16

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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.