Home / 2,186,707.20-3,280,060.80-1,950,316.80

Finding the Fourth Proportional to 2,186,707.20, 3,280,060.80 and 1,950,316.80

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Solution

The fourth proportional to 2,186,707.20, 3,280,060.80 and 1,950,316.80 is: 2,925,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,707.20 : 3,280,060.80 = 1,950,316.80 : x
  2. Step 2: Convert to fraction form
    2,186,707.20/3,280,060.80 = 1,950,316.80/x
  3. Step 3: Cross multiply
    2,186,707.20x = 3,280,060.80 × 1,950,316.80
  4. Step 4: Simplify right side
    2,186,707.20x = 6,397,157,683,261.44
  5. Step 5: Solve for x
    x = 6,397,157,683,261.44/2,186,707.20
  6. Step 6: Final answer
    x = 2,925,475.20

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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.