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Finding the Fourth Proportional to 5,738,700.63, 8,609,186.09 and 1,640,058.51

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Solution

The fourth proportional to 5,738,700.63, 8,609,186.09 and 1,640,058.51 is: 2,460,412.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,738,700.63 : 8,609,186.09 = 1,640,058.51 : x
  2. Step 2: Convert to fraction form
    5,738,700.63/8,609,186.09 = 1,640,058.51/x
  3. Step 3: Cross multiply
    5,738,700.63x = 8,609,186.09 × 1,640,058.51
  4. Step 4: Simplify right side
    5,738,700.63x = 14,119,568,911,078.12
  5. Step 5: Solve for x
    x = 14,119,568,911,078.12/5,738,700.63
  6. Step 6: Final answer
    x = 2,460,412.18

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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.