Home / 1,092,943.72-1,508,259.36-609,509.38

Finding the Fourth Proportional to 1,092,943.72, 1,508,259.36 and 609,509.38

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Solution

The fourth proportional to 1,092,943.72, 1,508,259.36 and 609,509.38 is: 841,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,943.72 : 1,508,259.36 = 609,509.38 : x
  2. Step 2: Convert to fraction form
    1,092,943.72/1,508,259.36 = 609,509.38/x
  3. Step 3: Cross multiply
    1,092,943.72x = 1,508,259.36 × 609,509.38
  4. Step 4: Simplify right side
    1,092,943.72x = 919,298,227,392.80
  5. Step 5: Solve for x
    x = 919,298,227,392.80/1,092,943.72
  6. Step 6: Final answer
    x = 841,121.29

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1.5x scale

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.