Home / 1,644,616.51-2,269,455.56-956,239.52

Finding the Fourth Proportional to 1,644,616.51, 2,269,455.56 and 956,239.52

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Solution

The fourth proportional to 1,644,616.51, 2,269,455.56 and 956,239.52 is: 1,319,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,616.51 : 2,269,455.56 = 956,239.52 : x
  2. Step 2: Convert to fraction form
    1,644,616.51/2,269,455.56 = 956,239.52/x
  3. Step 3: Cross multiply
    1,644,616.51x = 2,269,455.56 × 956,239.52
  4. Step 4: Simplify right side
    1,644,616.51x = 2,170,143,101,459.69
  5. Step 5: Solve for x
    x = 2,170,143,101,459.69/1,644,616.51
  6. Step 6: Final answer
    x = 1,319,543.55

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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.