Home / 1,501,563.07-2,072,157.92-822,510.91

Finding the Fourth Proportional to 1,501,563.07, 2,072,157.92 and 822,510.91

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Solution

The fourth proportional to 1,501,563.07, 2,072,157.92 and 822,510.91 is: 1,135,065.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,563.07 : 2,072,157.92 = 822,510.91 : x
  2. Step 2: Convert to fraction form
    1,501,563.07/2,072,157.92 = 822,510.91/x
  3. Step 3: Cross multiply
    1,501,563.07x = 2,072,157.92 × 822,510.91
  4. Step 4: Simplify right side
    1,501,563.07x = 1,704,372,496,442.91
  5. Step 5: Solve for x
    x = 1,704,372,496,442.91/1,501,563.07
  6. Step 6: Final answer
    x = 1,135,065.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.