Home / 2,076,685.80-3,111,675.30-1,175,447.40

Finding the Fourth Proportional to 2,076,685.80, 3,111,675.30 and 1,175,447.40

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Solution

The fourth proportional to 2,076,685.80, 3,111,675.30 and 1,175,447.40 is: 1,761,273.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,685.80 : 3,111,675.30 = 1,175,447.40 : x
  2. Step 2: Convert to fraction form
    2,076,685.80/3,111,675.30 = 1,175,447.40/x
  3. Step 3: Cross multiply
    2,076,685.80x = 3,111,675.30 × 1,175,447.40
  4. Step 4: Simplify right side
    2,076,685.80x = 3,657,610,641,029.22
  5. Step 5: Solve for x
    x = 3,657,610,641,029.22/2,076,685.80
  6. Step 6: Final answer
    x = 1,761,273.01

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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.