Home / 2,389,649.12-3,297,714-1,316,561.12

Finding the Fourth Proportional to 2,389,649.12, 3,297,714 and 1,316,561.12

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Solution

The fourth proportional to 2,389,649.12, 3,297,714 and 1,316,561.12 is: 1,816,853.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,649.12 : 3,297,714 = 1,316,561.12 : x
  2. Step 2: Convert to fraction form
    2,389,649.12/3,297,714 = 1,316,561.12/x
  3. Step 3: Cross multiply
    2,389,649.12x = 3,297,714 × 1,316,561.12
  4. Step 4: Simplify right side
    2,389,649.12x = 4,341,642,037,279.68
  5. Step 5: Solve for x
    x = 4,341,642,037,279.68/2,389,649.12
  6. Step 6: Final answer
    x = 1,816,853.36

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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.