Home / 2,169,719.82-3,254,798.43-572,393.34

Finding the Fourth Proportional to 2,169,719.82, 3,254,798.43 and 572,393.34

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Solution

The fourth proportional to 2,169,719.82, 3,254,798.43 and 572,393.34 is: 858,647.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,719.82 : 3,254,798.43 = 572,393.34 : x
  2. Step 2: Convert to fraction form
    2,169,719.82/3,254,798.43 = 572,393.34/x
  3. Step 3: Cross multiply
    2,169,719.82x = 3,254,798.43 × 572,393.34
  4. Step 4: Simplify right side
    2,169,719.82x = 1,863,024,944,374.46
  5. Step 5: Solve for x
    x = 1,863,024,944,374.46/2,169,719.82
  6. Step 6: Final answer
    x = 858,647.71

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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.