Home / 1,229,938.84-1,695,017.19-885,176.23

Finding the Fourth Proportional to 1,229,938.84, 1,695,017.19 and 885,176.23

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Solution

The fourth proportional to 1,229,938.84, 1,695,017.19 and 885,176.23 is: 1,219,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,938.84 : 1,695,017.19 = 885,176.23 : x
  2. Step 2: Convert to fraction form
    1,229,938.84/1,695,017.19 = 885,176.23/x
  3. Step 3: Cross multiply
    1,229,938.84x = 1,695,017.19 × 885,176.23
  4. Step 4: Simplify right side
    1,229,938.84x = 1,500,388,915,889.38
  5. Step 5: Solve for x
    x = 1,500,388,915,889.38/1,229,938.84
  6. Step 6: Final answer
    x = 1,219,889.04

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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.