Home / 4,685,884.51-7,031,192.64-2,125,467.58

Finding the Fourth Proportional to 4,685,884.51, 7,031,192.64 and 2,125,467.58

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Solution

The fourth proportional to 4,685,884.51, 7,031,192.64 and 2,125,467.58 is: 3,189,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685,884.51 : 7,031,192.64 = 2,125,467.58 : x
  2. Step 2: Convert to fraction form
    4,685,884.51/7,031,192.64 = 2,125,467.58/x
  3. Step 3: Cross multiply
    4,685,884.51x = 7,031,192.64 × 2,125,467.58
  4. Step 4: Simplify right side
    4,685,884.51x = 14,944,572,005,054.61
  5. Step 5: Solve for x
    x = 14,944,572,005,054.61/4,685,884.51
  6. Step 6: Final answer
    x = 3,189,274.51

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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.