Home / 1,053,584.42-1,453,934.61-570,140.78

Finding the Fourth Proportional to 1,053,584.42, 1,453,934.61 and 570,140.78

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Solution

The fourth proportional to 1,053,584.42, 1,453,934.61 and 570,140.78 is: 786,787.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,584.42 : 1,453,934.61 = 570,140.78 : x
  2. Step 2: Convert to fraction form
    1,053,584.42/1,453,934.61 = 570,140.78/x
  3. Step 3: Cross multiply
    1,053,584.42x = 1,453,934.61 × 570,140.78
  4. Step 4: Simplify right side
    1,053,584.42x = 828,947,405,344.72
  5. Step 5: Solve for x
    x = 828,947,405,344.72/1,053,584.42
  6. Step 6: Final answer
    x = 786,787.84

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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.