Home / 1,125,313.62-1,552,935.42-616,048.80

Finding the Fourth Proportional to 1,125,313.62, 1,552,935.42 and 616,048.80

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Solution

The fourth proportional to 1,125,313.62, 1,552,935.42 and 616,048.80 is: 850,148.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,313.62 : 1,552,935.42 = 616,048.80 : x
  2. Step 2: Convert to fraction form
    1,125,313.62/1,552,935.42 = 616,048.80/x
  3. Step 3: Cross multiply
    1,125,313.62x = 1,552,935.42 × 616,048.80
  4. Step 4: Simplify right side
    1,125,313.62x = 956,684,001,968.50
  5. Step 5: Solve for x
    x = 956,684,001,968.50/1,125,313.62
  6. Step 6: Final answer
    x = 850,148.78

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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.