Home / 1,874,678.70-2,587,043.73-1,015,219.29

Finding the Fourth Proportional to 1,874,678.70, 2,587,043.73 and 1,015,219.29

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Solution

The fourth proportional to 1,874,678.70, 2,587,043.73 and 1,015,219.29 is: 1,400,995.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,678.70 : 2,587,043.73 = 1,015,219.29 : x
  2. Step 2: Convert to fraction form
    1,874,678.70/2,587,043.73 = 1,015,219.29/x
  3. Step 3: Cross multiply
    1,874,678.70x = 2,587,043.73 × 1,015,219.29
  4. Step 4: Simplify right side
    1,874,678.70x = 2,626,416,698,769.55
  5. Step 5: Solve for x
    x = 2,626,416,698,769.55/1,874,678.70
  6. Step 6: Final answer
    x = 1,400,995.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.