Home / 1,863,785.35-2,791,580.19-1,540,270.63

Finding the Fourth Proportional to 1,863,785.35, 2,791,580.19 and 1,540,270.63

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Solution

The fourth proportional to 1,863,785.35, 2,791,580.19 and 1,540,270.63 is: 2,307,019.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,785.35 : 2,791,580.19 = 1,540,270.63 : x
  2. Step 2: Convert to fraction form
    1,863,785.35/2,791,580.19 = 1,540,270.63/x
  3. Step 3: Cross multiply
    1,863,785.35x = 2,791,580.19 × 1,540,270.63
  4. Step 4: Simplify right side
    1,863,785.35x = 4,299,788,977,946.82
  5. Step 5: Solve for x
    x = 4,299,788,977,946.82/1,863,785.35
  6. Step 6: Final answer
    x = 2,307,019.41

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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.