Home / 1,513,389.36-2,270,092.22-448,440.64

Finding the Fourth Proportional to 1,513,389.36, 2,270,092.22 and 448,440.64

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Solution

The fourth proportional to 1,513,389.36, 2,270,092.22 and 448,440.64 is: 672,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,389.36 : 2,270,092.22 = 448,440.64 : x
  2. Step 2: Convert to fraction form
    1,513,389.36/2,270,092.22 = 448,440.64/x
  3. Step 3: Cross multiply
    1,513,389.36x = 2,270,092.22 × 448,440.64
  4. Step 4: Simplify right side
    1,513,389.36x = 1,018,001,605,753.62
  5. Step 5: Solve for x
    x = 1,018,001,605,753.62/1,513,389.36
  6. Step 6: Final answer
    x = 672,663.38

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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.