Home / 3,339,418.90-5,009,336.13-1,209,521.47

Finding the Fourth Proportional to 3,339,418.90, 5,009,336.13 and 1,209,521.47

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Solution

The fourth proportional to 3,339,418.90, 5,009,336.13 and 1,209,521.47 is: 1,814,357.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339,418.90 : 5,009,336.13 = 1,209,521.47 : x
  2. Step 2: Convert to fraction form
    3,339,418.90/5,009,336.13 = 1,209,521.47/x
  3. Step 3: Cross multiply
    3,339,418.90x = 5,009,336.13 × 1,209,521.47
  4. Step 4: Simplify right side
    3,339,418.90x = 6,058,899,599,681.71
  5. Step 5: Solve for x
    x = 6,058,899,599,681.71/3,339,418.90
  6. Step 6: Final answer
    x = 1,814,357.46

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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.