Home / 2,840,795.72-4,261,209.66-947,531.96

Finding the Fourth Proportional to 2,840,795.72, 4,261,209.66 and 947,531.96

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Solution

The fourth proportional to 2,840,795.72, 4,261,209.66 and 947,531.96 is: 1,421,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,795.72 : 4,261,209.66 = 947,531.96 : x
  2. Step 2: Convert to fraction form
    2,840,795.72/4,261,209.66 = 947,531.96/x
  3. Step 3: Cross multiply
    2,840,795.72x = 4,261,209.66 × 947,531.96
  4. Step 4: Simplify right side
    2,840,795.72x = 4,037,632,341,110.73
  5. Step 5: Solve for x
    x = 4,037,632,341,110.73/2,840,795.72
  6. Step 6: Final answer
    x = 1,421,303.30

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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.