Home / 1,908,356.76-2,633,601.60-1,048,982.40

Finding the Fourth Proportional to 1,908,356.76, 2,633,601.60 and 1,048,982.40

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Solution

The fourth proportional to 1,908,356.76, 2,633,601.60 and 1,048,982.40 is: 1,447,633.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,356.76 : 2,633,601.60 = 1,048,982.40 : x
  2. Step 2: Convert to fraction form
    1,908,356.76/2,633,601.60 = 1,048,982.40/x
  3. Step 3: Cross multiply
    1,908,356.76x = 2,633,601.60 × 1,048,982.40
  4. Step 4: Simplify right side
    1,908,356.76x = 2,762,601,727,011.84
  5. Step 5: Solve for x
    x = 2,762,601,727,011.84/1,908,356.76
  6. Step 6: Final answer
    x = 1,447,633.79

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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.