Home / 963,610.40-1,445,415.60-864,077.60

Finding the Fourth Proportional to 963,610.40, 1,445,415.60 and 864,077.60

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Solution

The fourth proportional to 963,610.40, 1,445,415.60 and 864,077.60 is: 1,296,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,610.40 : 1,445,415.60 = 864,077.60 : x
  2. Step 2: Convert to fraction form
    963,610.40/1,445,415.60 = 864,077.60/x
  3. Step 3: Cross multiply
    963,610.40x = 1,445,415.60 × 864,077.60
  4. Step 4: Simplify right side
    963,610.40x = 1,248,951,242,650.56
  5. Step 5: Solve for x
    x = 1,248,951,242,650.56/963,610.40
  6. Step 6: Final answer
    x = 1,296,116.40

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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.