Home / 2,303,142.76-3,178,315.06-1,270,658.85

Finding the Fourth Proportional to 2,303,142.76, 3,178,315.06 and 1,270,658.85

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Solution

The fourth proportional to 2,303,142.76, 3,178,315.06 and 1,270,658.85 is: 1,753,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303,142.76 : 3,178,315.06 = 1,270,658.85 : x
  2. Step 2: Convert to fraction form
    2,303,142.76/3,178,315.06 = 1,270,658.85/x
  3. Step 3: Cross multiply
    2,303,142.76x = 3,178,315.06 × 1,270,658.85
  4. Step 4: Simplify right side
    2,303,142.76x = 4,038,554,143,981.95
  5. Step 5: Solve for x
    x = 4,038,554,143,981.95/2,303,142.76
  6. Step 6: Final answer
    x = 1,753,497.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.