Home / 1,874,642.72-2,587,009.56-1,015,204.28

Finding the Fourth Proportional to 1,874,642.72, 2,587,009.56 and 1,015,204.28

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Solution

The fourth proportional to 1,874,642.72, 2,587,009.56 and 1,015,204.28 is: 1,400,983.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,642.72 : 2,587,009.56 = 1,015,204.28 : x
  2. Step 2: Convert to fraction form
    1,874,642.72/2,587,009.56 = 1,015,204.28/x
  3. Step 3: Cross multiply
    1,874,642.72x = 2,587,009.56 × 1,015,204.28
  4. Step 4: Simplify right side
    1,874,642.72x = 2,626,343,177,712.92
  5. Step 5: Solve for x
    x = 2,626,343,177,712.92/1,874,642.72
  6. Step 6: Final answer
    x = 1,400,983.32

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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.