Home / 1,169,511-1,613,964.30-716,714.52

Finding the Fourth Proportional to 1,169,511, 1,613,964.30 and 716,714.52

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Solution

The fourth proportional to 1,169,511, 1,613,964.30 and 716,714.52 is: 989,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,511 : 1,613,964.30 = 716,714.52 : x
  2. Step 2: Convert to fraction form
    1,169,511/1,613,964.30 = 716,714.52/x
  3. Step 3: Cross multiply
    1,169,511x = 1,613,964.30 × 716,714.52
  4. Step 4: Simplify right side
    1,169,511x = 1,156,751,648,571.64
  5. Step 5: Solve for x
    x = 1,156,751,648,571.64/1,169,511
  6. Step 6: Final answer
    x = 989,090.01

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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.