Home / 964,121.70-1,446,182.55-715,289.70

Finding the Fourth Proportional to 964,121.70, 1,446,182.55 and 715,289.70

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Solution

The fourth proportional to 964,121.70, 1,446,182.55 and 715,289.70 is: 1,072,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,121.70 : 1,446,182.55 = 715,289.70 : x
  2. Step 2: Convert to fraction form
    964,121.70/1,446,182.55 = 715,289.70/x
  3. Step 3: Cross multiply
    964,121.70x = 1,446,182.55 × 715,289.70
  4. Step 4: Simplify right side
    964,121.70x = 1,034,439,482,334.74
  5. Step 5: Solve for x
    x = 1,034,439,482,334.74/964,121.70
  6. Step 6: Final answer
    x = 1,072,934.55

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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.