Home / 1,944,913.62-2,680,768.40-1,300,098.54

Finding the Fourth Proportional to 1,944,913.62, 2,680,768.40 and 1,300,098.54

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Solution

The fourth proportional to 1,944,913.62, 2,680,768.40 and 1,300,098.54 is: 1,791,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,913.62 : 2,680,768.40 = 1,300,098.54 : x
  2. Step 2: Convert to fraction form
    1,944,913.62/2,680,768.40 = 1,300,098.54/x
  3. Step 3: Cross multiply
    1,944,913.62x = 2,680,768.40 × 1,300,098.54
  4. Step 4: Simplify right side
    1,944,913.62x = 3,485,263,076,417.64
  5. Step 5: Solve for x
    x = 3,485,263,076,417.64/1,944,913.62
  6. Step 6: Final answer
    x = 1,791,988.62

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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.