Home / 1,436,975.50-2,155,630.01-477,516.73

Finding the Fourth Proportional to 1,436,975.50, 2,155,630.01 and 477,516.73

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Solution

The fourth proportional to 1,436,975.50, 2,155,630.01 and 477,516.73 is: 716,330.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,975.50 : 2,155,630.01 = 477,516.73 : x
  2. Step 2: Convert to fraction form
    1,436,975.50/2,155,630.01 = 477,516.73/x
  3. Step 3: Cross multiply
    1,436,975.50x = 2,155,630.01 × 477,516.73
  4. Step 4: Simplify right side
    1,436,975.50x = 1,029,349,393,465.07
  5. Step 5: Solve for x
    x = 1,029,349,393,465.07/1,436,975.50
  6. Step 6: Final answer
    x = 716,330.51

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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.