Home / 4,740,508.21-6,540,763.63-2,879,886.51

Finding the Fourth Proportional to 4,740,508.21, 6,540,763.63 and 2,879,886.51

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Solution

The fourth proportional to 4,740,508.21, 6,540,763.63 and 2,879,886.51 is: 3,973,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740,508.21 : 6,540,763.63 = 2,879,886.51 : x
  2. Step 2: Convert to fraction form
    4,740,508.21/6,540,763.63 = 2,879,886.51/x
  3. Step 3: Cross multiply
    4,740,508.21x = 6,540,763.63 × 2,879,886.51
  4. Step 4: Simplify right side
    4,740,508.21x = 18,836,656,914,031.67
  5. Step 5: Solve for x
    x = 18,836,656,914,031.67/4,740,508.21
  6. Step 6: Final answer
    x = 3,973,552.22

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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.