Home / 1,184,142.66-1,775,946.10-543,830.82

Finding the Fourth Proportional to 1,184,142.66, 1,775,946.10 and 543,830.82

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Solution

The fourth proportional to 1,184,142.66, 1,775,946.10 and 543,830.82 is: 815,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,142.66 : 1,775,946.10 = 543,830.82 : x
  2. Step 2: Convert to fraction form
    1,184,142.66/1,775,946.10 = 543,830.82/x
  3. Step 3: Cross multiply
    1,184,142.66x = 1,775,946.10 × 543,830.82
  4. Step 4: Simplify right side
    1,184,142.66x = 965,814,223,838.80
  5. Step 5: Solve for x
    x = 965,814,223,838.80/1,184,142.66
  6. Step 6: Final answer
    x = 815,623.20

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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.