Home / 1,938,576.16-2,908,179.85-572,488.04

Finding the Fourth Proportional to 1,938,576.16, 2,908,179.85 and 572,488.04

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Solution

The fourth proportional to 1,938,576.16, 2,908,179.85 and 572,488.04 is: 858,825.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,576.16 : 2,908,179.85 = 572,488.04 : x
  2. Step 2: Convert to fraction form
    1,938,576.16/2,908,179.85 = 572,488.04/x
  3. Step 3: Cross multiply
    1,938,576.16x = 2,908,179.85 × 572,488.04
  4. Step 4: Simplify right side
    1,938,576.16x = 1,664,898,183,725.21
  5. Step 5: Solve for x
    x = 1,664,898,183,725.21/1,938,576.16
  6. Step 6: Final answer
    x = 858,825.27

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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.