Home / 1,576,567.40-2,364,851.09-378,489.71

Finding the Fourth Proportional to 1,576,567.40, 2,364,851.09 and 378,489.71

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Solution

The fourth proportional to 1,576,567.40, 2,364,851.09 and 378,489.71 is: 567,734.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,567.40 : 2,364,851.09 = 378,489.71 : x
  2. Step 2: Convert to fraction form
    1,576,567.40/2,364,851.09 = 378,489.71/x
  3. Step 3: Cross multiply
    1,576,567.40x = 2,364,851.09 × 378,489.71
  4. Step 4: Simplify right side
    1,576,567.40x = 895,071,810,105.64
  5. Step 5: Solve for x
    x = 895,071,810,105.64/1,576,567.40
  6. Step 6: Final answer
    x = 567,734.57

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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.