Home / 2,076,709.77-3,115,394.02-878,641.06

Finding the Fourth Proportional to 2,076,709.77, 3,115,394.02 and 878,641.06

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Solution

The fourth proportional to 2,076,709.77, 3,115,394.02 and 878,641.06 is: 1,318,100.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,709.77 : 3,115,394.02 = 878,641.06 : x
  2. Step 2: Convert to fraction form
    2,076,709.77/3,115,394.02 = 878,641.06/x
  3. Step 3: Cross multiply
    2,076,709.77x = 3,115,394.02 × 878,641.06
  4. Step 4: Simplify right side
    2,076,709.77x = 2,737,313,104,050.46
  5. Step 5: Solve for x
    x = 2,737,313,104,050.46/2,076,709.77
  6. Step 6: Final answer
    x = 1,318,100.94

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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.