Home / 1,256,178.84-1,884,223.71-357,625.32

Finding the Fourth Proportional to 1,256,178.84, 1,884,223.71 and 357,625.32

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Solution

The fourth proportional to 1,256,178.84, 1,884,223.71 and 357,625.32 is: 536,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,178.84 : 1,884,223.71 = 357,625.32 : x
  2. Step 2: Convert to fraction form
    1,256,178.84/1,884,223.71 = 357,625.32/x
  3. Step 3: Cross multiply
    1,256,178.84x = 1,884,223.71 × 357,625.32
  4. Step 4: Simplify right side
    1,256,178.84x = 673,846,107,240.34
  5. Step 5: Solve for x
    x = 673,846,107,240.34/1,256,178.84
  6. Step 6: Final answer
    x = 536,425.30

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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.