Home / 2,076,707.77-3,115,391.02-878,639.06

Finding the Fourth Proportional to 2,076,707.77, 3,115,391.02 and 878,639.06

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Solution

The fourth proportional to 2,076,707.77, 3,115,391.02 and 878,639.06 is: 1,318,097.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,707.77 : 3,115,391.02 = 878,639.06 : x
  2. Step 2: Convert to fraction form
    2,076,707.77/3,115,391.02 = 878,639.06/x
  3. Step 3: Cross multiply
    2,076,707.77x = 3,115,391.02 × 878,639.06
  4. Step 4: Simplify right side
    2,076,707.77x = 2,737,304,242,937.12
  5. Step 5: Solve for x
    x = 2,737,304,242,937.12/2,076,707.77
  6. Step 6: Final answer
    x = 1,318,097.95

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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.