Home / 1,609,221.63-2,218,058.33-1,566,626.47

Finding the Fourth Proportional to 1,609,221.63, 2,218,058.33 and 1,566,626.47

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Solution

The fourth proportional to 1,609,221.63, 2,218,058.33 and 1,566,626.47 is: 2,159,347.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,221.63 : 2,218,058.33 = 1,566,626.47 : x
  2. Step 2: Convert to fraction form
    1,609,221.63/2,218,058.33 = 1,566,626.47/x
  3. Step 3: Cross multiply
    1,609,221.63x = 2,218,058.33 × 1,566,626.47
  4. Step 4: Simplify right side
    1,609,221.63x = 3,474,868,891,782.00
  5. Step 5: Solve for x
    x = 3,474,868,891,782.00/1,609,221.63
  6. Step 6: Final answer
    x = 2,159,347.62

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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.