Home / 1,345,513.78-2,018,611.63-446,960.23

Finding the Fourth Proportional to 1,345,513.78, 2,018,611.63 and 446,960.23

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Solution

The fourth proportional to 1,345,513.78, 2,018,611.63 and 446,960.23 is: 670,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,513.78 : 2,018,611.63 = 446,960.23 : x
  2. Step 2: Convert to fraction form
    1,345,513.78/2,018,611.63 = 446,960.23/x
  3. Step 3: Cross multiply
    1,345,513.78x = 2,018,611.63 × 446,960.23
  4. Step 4: Simplify right side
    1,345,513.78x = 902,239,113,937.65
  5. Step 5: Solve for x
    x = 902,239,113,937.65/1,345,513.78
  6. Step 6: Final answer
    x = 670,553.60

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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.