Home / 4,210,064.40-6,310,949.40-2,080,477.20

Finding the Fourth Proportional to 4,210,064.40, 6,310,949.40 and 2,080,477.20

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Solution

The fourth proportional to 4,210,064.40, 6,310,949.40 and 2,080,477.20 is: 3,118,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210,064.40 : 6,310,949.40 = 2,080,477.20 : x
  2. Step 2: Convert to fraction form
    4,210,064.40/6,310,949.40 = 2,080,477.20/x
  3. Step 3: Cross multiply
    4,210,064.40x = 6,310,949.40 × 2,080,477.20
  4. Step 4: Simplify right side
    4,210,064.40x = 13,129,786,337,053.68
  5. Step 5: Solve for x
    x = 13,129,786,337,053.68/4,210,064.40
  6. Step 6: Final answer
    x = 3,118,666.39

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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.