Home / 2,950,656.86-4,072,294.50-1,661,749.22

Finding the Fourth Proportional to 2,950,656.86, 4,072,294.50 and 1,661,749.22

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Solution

The fourth proportional to 2,950,656.86, 4,072,294.50 and 1,661,749.22 is: 2,293,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,656.86 : 4,072,294.50 = 1,661,749.22 : x
  2. Step 2: Convert to fraction form
    2,950,656.86/4,072,294.50 = 1,661,749.22/x
  3. Step 3: Cross multiply
    2,950,656.86x = 4,072,294.50 × 1,661,749.22
  4. Step 4: Simplify right side
    2,950,656.86x = 6,767,132,208,985.29
  5. Step 5: Solve for x
    x = 6,767,132,208,985.29/2,950,656.86
  6. Step 6: Final answer
    x = 2,293,432.46

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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.