Home / 2,345,143.43-3,518,321.66-1,373,328.45

Finding the Fourth Proportional to 2,345,143.43, 3,518,321.66 and 1,373,328.45

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Solution

The fourth proportional to 2,345,143.43, 3,518,321.66 and 1,373,328.45 is: 2,060,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345,143.43 : 3,518,321.66 = 1,373,328.45 : x
  2. Step 2: Convert to fraction form
    2,345,143.43/3,518,321.66 = 1,373,328.45/x
  3. Step 3: Cross multiply
    2,345,143.43x = 3,518,321.66 × 1,373,328.45
  4. Step 4: Simplify right side
    2,345,143.43x = 4,831,811,218,385.98
  5. Step 5: Solve for x
    x = 4,831,811,218,385.98/2,345,143.43
  6. Step 6: Final answer
    x = 2,060,347.85

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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.