Home / 1,256,116.32-1,883,891.43-357,538.14

Finding the Fourth Proportional to 1,256,116.32, 1,883,891.43 and 357,538.14

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Solution

The fourth proportional to 1,256,116.32, 1,883,891.43 and 357,538.14 is: 536,226.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,116.32 : 1,883,891.43 = 357,538.14 : x
  2. Step 2: Convert to fraction form
    1,256,116.32/1,883,891.43 = 357,538.14/x
  3. Step 3: Cross multiply
    1,256,116.32x = 1,883,891.43 × 357,538.14
  4. Step 4: Simplify right side
    1,256,116.32x = 673,563,037,844.14
  5. Step 5: Solve for x
    x = 673,563,037,844.14/1,256,116.32
  6. Step 6: Final answer
    x = 536,226.64

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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.