Home / 1,921,140.60-2,881,853.46-573,196.92

Finding the Fourth Proportional to 1,921,140.60, 2,881,853.46 and 573,196.92

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Solution

The fourth proportional to 1,921,140.60, 2,881,853.46 and 573,196.92 is: 859,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,140.60 : 2,881,853.46 = 573,196.92 : x
  2. Step 2: Convert to fraction form
    1,921,140.60/2,881,853.46 = 573,196.92/x
  3. Step 3: Cross multiply
    1,921,140.60x = 2,881,853.46 × 573,196.92
  4. Step 4: Simplify right side
    1,921,140.60x = 1,651,869,527,163.34
  5. Step 5: Solve for x
    x = 1,651,869,527,163.34/1,921,140.60
  6. Step 6: Final answer
    x = 859,837.91

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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.