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Finding the Fourth Proportional to 1,003,684, 1,501,744.80 and 704,755.12

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Solution

The fourth proportional to 1,003,684, 1,501,744.80 and 704,755.12 is: 1,054,477.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,684 : 1,501,744.80 = 704,755.12 : x
  2. Step 2: Convert to fraction form
    1,003,684/1,501,744.80 = 704,755.12/x
  3. Step 3: Cross multiply
    1,003,684x = 1,501,744.80 × 704,755.12
  4. Step 4: Simplify right side
    1,003,684x = 1,058,362,336,733.38
  5. Step 5: Solve for x
    x = 1,058,362,336,733.38/1,003,684
  6. Step 6: Final answer
    x = 1,054,477.64

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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.