Home / 2,051,269.80-3,076,904.70-988,387.80

Finding the Fourth Proportional to 2,051,269.80, 3,076,904.70 and 988,387.80

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Solution

The fourth proportional to 2,051,269.80, 3,076,904.70 and 988,387.80 is: 1,482,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,269.80 : 3,076,904.70 = 988,387.80 : x
  2. Step 2: Convert to fraction form
    2,051,269.80/3,076,904.70 = 988,387.80/x
  3. Step 3: Cross multiply
    2,051,269.80x = 3,076,904.70 × 988,387.80
  4. Step 4: Simplify right side
    2,051,269.80x = 3,041,175,067,242.66
  5. Step 5: Solve for x
    x = 3,041,175,067,242.66/2,051,269.80
  6. Step 6: Final answer
    x = 1,482,581.70

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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.