Home / 1,143,063.60-1,714,376.80-574,287.09

Finding the Fourth Proportional to 1,143,063.60, 1,714,376.80 and 574,287.09

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Solution

The fourth proportional to 1,143,063.60, 1,714,376.80 and 574,287.09 is: 861,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,063.60 : 1,714,376.80 = 574,287.09 : x
  2. Step 2: Convert to fraction form
    1,143,063.60/1,714,376.80 = 574,287.09/x
  3. Step 3: Cross multiply
    1,143,063.60x = 1,714,376.80 × 574,287.09
  4. Step 4: Simplify right side
    1,143,063.60x = 984,544,459,515.78
  5. Step 5: Solve for x
    x = 984,544,459,515.78/1,143,063.60
  6. Step 6: Final answer
    x = 861,320.81

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1.5x scale

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.