Home / 1,587,850.86-2,191,580.64-976,529.55

Finding the Fourth Proportional to 1,587,850.86, 2,191,580.64 and 976,529.55

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Solution

The fourth proportional to 1,587,850.86, 2,191,580.64 and 976,529.55 is: 1,347,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,850.86 : 2,191,580.64 = 976,529.55 : x
  2. Step 2: Convert to fraction form
    1,587,850.86/2,191,580.64 = 976,529.55/x
  3. Step 3: Cross multiply
    1,587,850.86x = 2,191,580.64 × 976,529.55
  4. Step 4: Simplify right side
    1,587,850.86x = 2,140,143,256,167.91
  5. Step 5: Solve for x
    x = 2,140,143,256,167.91/1,587,850.86
  6. Step 6: Final answer
    x = 1,347,823.85

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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.