Home / 2,388,496.95-3,296,398.07-1,421,630.33

Finding the Fourth Proportional to 2,388,496.95, 3,296,398.07 and 1,421,630.33

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Solution

The fourth proportional to 2,388,496.95, 3,296,398.07 and 1,421,630.33 is: 1,962,011.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,496.95 : 3,296,398.07 = 1,421,630.33 : x
  2. Step 2: Convert to fraction form
    2,388,496.95/3,296,398.07 = 1,421,630.33/x
  3. Step 3: Cross multiply
    2,388,496.95x = 3,296,398.07 × 1,421,630.33
  4. Step 4: Simplify right side
    2,388,496.95x = 4,686,259,463,137.55
  5. Step 5: Solve for x
    x = 4,686,259,463,137.55/2,388,496.95
  6. Step 6: Final answer
    x = 1,962,011.91

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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.