Home / 2,076,118.80-3,107,957.40-1,234,237.20

Finding the Fourth Proportional to 2,076,118.80, 3,107,957.40 and 1,234,237.20

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Solution

The fourth proportional to 2,076,118.80, 3,107,957.40 and 1,234,237.20 is: 1,847,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,118.80 : 3,107,957.40 = 1,234,237.20 : x
  2. Step 2: Convert to fraction form
    2,076,118.80/3,107,957.40 = 1,234,237.20/x
  3. Step 3: Cross multiply
    2,076,118.80x = 3,107,957.40 × 1,234,237.20
  4. Step 4: Simplify right side
    2,076,118.80x = 3,835,956,639,095.28
  5. Step 5: Solve for x
    x = 3,835,956,639,095.28/2,076,118.80
  6. Step 6: Final answer
    x = 1,847,657.58

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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.