Home / 1,256,535.78-1,884,492.27-357,985.31

Finding the Fourth Proportional to 1,256,535.78, 1,884,492.27 and 357,985.31

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Solution

The fourth proportional to 1,256,535.78, 1,884,492.27 and 357,985.31 is: 536,889.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,535.78 : 1,884,492.27 = 357,985.31 : x
  2. Step 2: Convert to fraction form
    1,256,535.78/1,884,492.27 = 357,985.31/x
  3. Step 3: Cross multiply
    1,256,535.78x = 1,884,492.27 × 357,985.31
  4. Step 4: Simplify right side
    1,256,535.78x = 674,620,540,046.09
  5. Step 5: Solve for x
    x = 674,620,540,046.09/1,256,535.78
  6. Step 6: Final answer
    x = 536,889.24

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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.