Home / 1,166,771.78-1,610,145.08-657,492.38

Finding the Fourth Proportional to 1,166,771.78, 1,610,145.08 and 657,492.38

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Solution

The fourth proportional to 1,166,771.78, 1,610,145.08 and 657,492.38 is: 907,339.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,771.78 : 1,610,145.08 = 657,492.38 : x
  2. Step 2: Convert to fraction form
    1,166,771.78/1,610,145.08 = 657,492.38/x
  3. Step 3: Cross multiply
    1,166,771.78x = 1,610,145.08 × 657,492.38
  4. Step 4: Simplify right side
    1,166,771.78x = 1,058,658,121,532.39
  5. Step 5: Solve for x
    x = 1,058,658,121,532.39/1,166,771.78
  6. Step 6: Final answer
    x = 907,339.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.