Home / 3,556,618.49-5,334,941.75-860,939.38

Finding the Fourth Proportional to 3,556,618.49, 5,334,941.75 and 860,939.38

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Solution

The fourth proportional to 3,556,618.49, 5,334,941.75 and 860,939.38 is: 1,291,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,618.49 : 5,334,941.75 = 860,939.38 : x
  2. Step 2: Convert to fraction form
    3,556,618.49/5,334,941.75 = 860,939.38/x
  3. Step 3: Cross multiply
    3,556,618.49x = 5,334,941.75 × 860,939.38
  4. Step 4: Simplify right side
    3,556,618.49x = 4,593,061,411,601.71
  5. Step 5: Solve for x
    x = 4,593,061,411,601.71/3,556,618.49
  6. Step 6: Final answer
    x = 1,291,412.45

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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.