Home / 5,220,117.56-7,828,672.98-1,433,723.96

Finding the Fourth Proportional to 5,220,117.56, 7,828,672.98 and 1,433,723.96

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Solution

The fourth proportional to 5,220,117.56, 7,828,672.98 and 1,433,723.96 is: 2,150,173.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,117.56 : 7,828,672.98 = 1,433,723.96 : x
  2. Step 2: Convert to fraction form
    5,220,117.56/7,828,672.98 = 1,433,723.96/x
  3. Step 3: Cross multiply
    5,220,117.56x = 7,828,672.98 × 1,433,723.96
  4. Step 4: Simplify right side
    5,220,117.56x = 11,224,156,026,430.60
  5. Step 5: Solve for x
    x = 11,224,156,026,430.60/5,220,117.56
  6. Step 6: Final answer
    x = 2,150,173.04

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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.