Home / 2,755,253.51-4,128,955.34-2,029,890.77

Finding the Fourth Proportional to 2,755,253.51, 4,128,955.34 and 2,029,890.77

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Solution

The fourth proportional to 2,755,253.51, 4,128,955.34 and 2,029,890.77 is: 3,041,944.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755,253.51 : 4,128,955.34 = 2,029,890.77 : x
  2. Step 2: Convert to fraction form
    2,755,253.51/4,128,955.34 = 2,029,890.77/x
  3. Step 3: Cross multiply
    2,755,253.51x = 4,128,955.34 × 2,029,890.77
  4. Step 4: Simplify right side
    2,755,253.51x = 8,381,328,333,272.65
  5. Step 5: Solve for x
    x = 8,381,328,333,272.65/2,755,253.51
  6. Step 6: Final answer
    x = 3,041,944.52

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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.