Home / 2,291,592.58-3,161,081.94-1,430,658.16

Finding the Fourth Proportional to 2,291,592.58, 3,161,081.94 and 1,430,658.16

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Solution

The fourth proportional to 2,291,592.58, 3,161,081.94 and 1,430,658.16 is: 1,973,486.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,592.58 : 3,161,081.94 = 1,430,658.16 : x
  2. Step 2: Convert to fraction form
    2,291,592.58/3,161,081.94 = 1,430,658.16/x
  3. Step 3: Cross multiply
    2,291,592.58x = 3,161,081.94 × 1,430,658.16
  4. Step 4: Simplify right side
    2,291,592.58x = 4,522,427,671,889.63
  5. Step 5: Solve for x
    x = 4,522,427,671,889.63/2,291,592.58
  6. Step 6: Final answer
    x = 1,973,486.78

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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.