Home / 1,114,320.64-1,537,764.48-605,021.44

Finding the Fourth Proportional to 1,114,320.64, 1,537,764.48 and 605,021.44

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Solution

The fourth proportional to 1,114,320.64, 1,537,764.48 and 605,021.44 is: 834,930.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,320.64 : 1,537,764.48 = 605,021.44 : x
  2. Step 2: Convert to fraction form
    1,114,320.64/1,537,764.48 = 605,021.44/x
  3. Step 3: Cross multiply
    1,114,320.64x = 1,537,764.48 × 605,021.44
  4. Step 4: Simplify right side
    1,114,320.64x = 930,380,480,070.45
  5. Step 5: Solve for x
    x = 930,380,480,070.45/1,114,320.64
  6. Step 6: Final answer
    x = 834,930.67

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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.