Home / 1,117,078.59-1,541,568.46-607,784.61

Finding the Fourth Proportional to 1,117,078.59, 1,541,568.46 and 607,784.61

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Solution

The fourth proportional to 1,117,078.59, 1,541,568.46 and 607,784.61 is: 838,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,078.59 : 1,541,568.46 = 607,784.61 : x
  2. Step 2: Convert to fraction form
    1,117,078.59/1,541,568.46 = 607,784.61/x
  3. Step 3: Cross multiply
    1,117,078.59x = 1,541,568.46 × 607,784.61
  4. Step 4: Simplify right side
    1,117,078.59x = 936,941,590,650.42
  5. Step 5: Solve for x
    x = 936,941,590,650.42/1,117,078.59
  6. Step 6: Final answer
    x = 838,742.77

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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.