Home / 2,680,991.80-4,022,070.90-883,569.40

Finding the Fourth Proportional to 2,680,991.80, 4,022,070.90 and 883,569.40

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Solution

The fourth proportional to 2,680,991.80, 4,022,070.90 and 883,569.40 is: 1,325,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,991.80 : 4,022,070.90 = 883,569.40 : x
  2. Step 2: Convert to fraction form
    2,680,991.80/4,022,070.90 = 883,569.40/x
  3. Step 3: Cross multiply
    2,680,991.80x = 4,022,070.90 × 883,569.40
  4. Step 4: Simplify right side
    2,680,991.80x = 3,553,778,771,870.46
  5. Step 5: Solve for x
    x = 3,553,778,771,870.46/2,680,991.80
  6. Step 6: Final answer
    x = 1,325,546.30

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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.