Home / 4,512,121.61-6,767,516.59-1,316,389.73

Finding the Fourth Proportional to 4,512,121.61, 6,767,516.59 and 1,316,389.73

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Solution

The fourth proportional to 4,512,121.61, 6,767,516.59 and 1,316,389.73 is: 1,974,390.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512,121.61 : 6,767,516.59 = 1,316,389.73 : x
  2. Step 2: Convert to fraction form
    4,512,121.61/6,767,516.59 = 1,316,389.73/x
  3. Step 3: Cross multiply
    4,512,121.61x = 6,767,516.59 × 1,316,389.73
  4. Step 4: Simplify right side
    4,512,121.61x = 8,908,689,299,552.07
  5. Step 5: Solve for x
    x = 8,908,689,299,552.07/4,512,121.61
  6. Step 6: Final answer
    x = 1,974,390.34

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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.