Home / 2,538,233.88-3,502,762.95-1,392,317.16

Finding the Fourth Proportional to 2,538,233.88, 3,502,762.95 and 1,392,317.16

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Solution

The fourth proportional to 2,538,233.88, 3,502,762.95 and 1,392,317.16 is: 1,921,397.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,233.88 : 3,502,762.95 = 1,392,317.16 : x
  2. Step 2: Convert to fraction form
    2,538,233.88/3,502,762.95 = 1,392,317.16/x
  3. Step 3: Cross multiply
    2,538,233.88x = 3,502,762.95 × 1,392,317.16
  4. Step 4: Simplify right side
    2,538,233.88x = 4,876,956,962,697.22
  5. Step 5: Solve for x
    x = 4,876,956,962,697.22/2,538,233.88
  6. Step 6: Final answer
    x = 1,921,397.79

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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.