Home / 4,680,195.17-7,020,645.71-1,397,289.74

Finding the Fourth Proportional to 4,680,195.17, 7,020,645.71 and 1,397,289.74

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Solution

The fourth proportional to 4,680,195.17, 7,020,645.71 and 1,397,289.74 is: 2,096,039.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,195.17 : 7,020,645.71 = 1,397,289.74 : x
  2. Step 2: Convert to fraction form
    4,680,195.17/7,020,645.71 = 1,397,289.74/x
  3. Step 3: Cross multiply
    4,680,195.17x = 7,020,645.71 × 1,397,289.74
  4. Step 4: Simplify right side
    4,680,195.17x = 9,809,876,176,668.34
  5. Step 5: Solve for x
    x = 9,809,876,176,668.34/4,680,195.17
  6. Step 6: Final answer
    x = 2,096,039.98

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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.