Home / 1,217,635.08-1,680,513.76-701,288.48

Finding the Fourth Proportional to 1,217,635.08, 1,680,513.76 and 701,288.48

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Solution

The fourth proportional to 1,217,635.08, 1,680,513.76 and 701,288.48 is: 967,880.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,635.08 : 1,680,513.76 = 701,288.48 : x
  2. Step 2: Convert to fraction form
    1,217,635.08/1,680,513.76 = 701,288.48/x
  3. Step 3: Cross multiply
    1,217,635.08x = 1,680,513.76 × 701,288.48
  4. Step 4: Simplify right side
    1,217,635.08x = 1,178,524,938,616.26
  5. Step 5: Solve for x
    x = 1,178,524,938,616.26/1,217,635.08
  6. Step 6: Final answer
    x = 967,880.24

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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.