Home / 2,576,344.43-3,865,123.53-779,242.79

Finding the Fourth Proportional to 2,576,344.43, 3,865,123.53 and 779,242.79

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Solution

The fourth proportional to 2,576,344.43, 3,865,123.53 and 779,242.79 is: 1,169,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,344.43 : 3,865,123.53 = 779,242.79 : x
  2. Step 2: Convert to fraction form
    2,576,344.43/3,865,123.53 = 779,242.79/x
  3. Step 3: Cross multiply
    2,576,344.43x = 3,865,123.53 × 779,242.79
  4. Step 4: Simplify right side
    2,576,344.43x = 3,011,869,623,886.23
  5. Step 5: Solve for x
    x = 3,011,869,623,886.23/2,576,344.43
  6. Step 6: Final answer
    x = 1,169,047.74

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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.