Home / 2,798,143.35-4,197,215.03-1,001,085.45

Finding the Fourth Proportional to 2,798,143.35, 4,197,215.03 and 1,001,085.45

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Solution

The fourth proportional to 2,798,143.35, 4,197,215.03 and 1,001,085.45 is: 1,501,628.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,143.35 : 4,197,215.03 = 1,001,085.45 : x
  2. Step 2: Convert to fraction form
    2,798,143.35/4,197,215.03 = 1,001,085.45/x
  3. Step 3: Cross multiply
    2,798,143.35x = 4,197,215.03 × 1,001,085.45
  4. Step 4: Simplify right side
    2,798,143.35x = 4,201,770,892,048.89
  5. Step 5: Solve for x
    x = 4,201,770,892,048.89/2,798,143.35
  6. Step 6: Final answer
    x = 1,501,628.18

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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.