Home / 1,161,857.10-1,742,786.97-363,142.86

Finding the Fourth Proportional to 1,161,857.10, 1,742,786.97 and 363,142.86

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Solution

The fourth proportional to 1,161,857.10, 1,742,786.97 and 363,142.86 is: 544,714.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,857.10 : 1,742,786.97 = 363,142.86 : x
  2. Step 2: Convert to fraction form
    1,161,857.10/1,742,786.97 = 363,142.86/x
  3. Step 3: Cross multiply
    1,161,857.10x = 1,742,786.97 × 363,142.86
  4. Step 4: Simplify right side
    1,161,857.10x = 632,880,644,656.53
  5. Step 5: Solve for x
    x = 632,880,644,656.53/1,161,857.10
  6. Step 6: Final answer
    x = 544,714.70

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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.