Home / 1,138,076.53-1,707,956.42-539,038.73

Finding the Fourth Proportional to 1,138,076.53, 1,707,956.42 and 539,038.73

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Solution

The fourth proportional to 1,138,076.53, 1,707,956.42 and 539,038.73 is: 808,956.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,076.53 : 1,707,956.42 = 539,038.73 : x
  2. Step 2: Convert to fraction form
    1,138,076.53/1,707,956.42 = 539,038.73/x
  3. Step 3: Cross multiply
    1,138,076.53x = 1,707,956.42 × 539,038.73
  4. Step 4: Simplify right side
    1,138,076.53x = 920,654,661,106.84
  5. Step 5: Solve for x
    x = 920,654,661,106.84/1,138,076.53
  6. Step 6: Final answer
    x = 808,956.73

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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.