Home / 1,938,576.41-2,908,180.23-572,488.29

Finding the Fourth Proportional to 1,938,576.41, 2,908,180.23 and 572,488.29

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Solution

The fourth proportional to 1,938,576.41, 2,908,180.23 and 572,488.29 is: 858,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,576.41 : 2,908,180.23 = 572,488.29 : x
  2. Step 2: Convert to fraction form
    1,938,576.41/2,908,180.23 = 572,488.29/x
  3. Step 3: Cross multiply
    1,938,576.41x = 2,908,180.23 × 572,488.29
  4. Step 4: Simplify right side
    1,938,576.41x = 1,664,899,126,884.51
  5. Step 5: Solve for x
    x = 1,664,899,126,884.51/1,938,576.41
  6. Step 6: Final answer
    x = 858,825.64

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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.