Home / 1,912,656.03-2,867,652.36-847,120.47

Finding the Fourth Proportional to 1,912,656.03, 2,867,652.36 and 847,120.47

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Solution

The fourth proportional to 1,912,656.03, 2,867,652.36 and 847,120.47 is: 1,270,090.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,656.03 : 2,867,652.36 = 847,120.47 : x
  2. Step 2: Convert to fraction form
    1,912,656.03/2,867,652.36 = 847,120.47/x
  3. Step 3: Cross multiply
    1,912,656.03x = 2,867,652.36 × 847,120.47
  4. Step 4: Simplify right side
    1,912,656.03x = 2,429,247,014,999.81
  5. Step 5: Solve for x
    x = 2,429,247,014,999.81/1,912,656.03
  6. Step 6: Final answer
    x = 1,270,090.90

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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.