Home / 1,217,635.83-1,680,514.79-701,289.23

Finding the Fourth Proportional to 1,217,635.83, 1,680,514.79 and 701,289.23

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Solution

The fourth proportional to 1,217,635.83, 1,680,514.79 and 701,289.23 is: 967,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,635.83 : 1,680,514.79 = 701,289.23 : x
  2. Step 2: Convert to fraction form
    1,217,635.83/1,680,514.79 = 701,289.23/x
  3. Step 3: Cross multiply
    1,217,635.83x = 1,680,514.79 × 701,289.23
  4. Step 4: Simplify right side
    1,217,635.83x = 1,178,526,923,082.71
  5. Step 5: Solve for x
    x = 1,178,526,923,082.71/1,217,635.83
  6. Step 6: Final answer
    x = 967,881.28

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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.