Home / 1,425,213.98-2,137,820.42-572,285.37

Finding the Fourth Proportional to 1,425,213.98, 2,137,820.42 and 572,285.37

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Solution

The fourth proportional to 1,425,213.98, 2,137,820.42 and 572,285.37 is: 858,427.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,213.98 : 2,137,820.42 = 572,285.37 : x
  2. Step 2: Convert to fraction form
    1,425,213.98/2,137,820.42 = 572,285.37/x
  3. Step 3: Cross multiply
    1,425,213.98x = 2,137,820.42 × 572,285.37
  4. Step 4: Simplify right side
    1,425,213.98x = 1,223,443,345,866.00
  5. Step 5: Solve for x
    x = 1,223,443,345,866.00/1,425,213.98
  6. Step 6: Final answer
    x = 858,427.83

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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.