Home / 1,985,316.60-2,739,514.26-1,169,467.16

Finding the Fourth Proportional to 1,985,316.60, 2,739,514.26 and 1,169,467.16

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Solution

The fourth proportional to 1,985,316.60, 2,739,514.26 and 1,169,467.16 is: 1,613,733.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,316.60 : 2,739,514.26 = 1,169,467.16 : x
  2. Step 2: Convert to fraction form
    1,985,316.60/2,739,514.26 = 1,169,467.16/x
  3. Step 3: Cross multiply
    1,985,316.60x = 2,739,514.26 × 1,169,467.16
  4. Step 4: Simplify right side
    1,985,316.60x = 3,203,771,961,421.70
  5. Step 5: Solve for x
    x = 3,203,771,961,421.70/1,985,316.60
  6. Step 6: Final answer
    x = 1,613,733.53

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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.