Home / 1,113,848.45-1,670,961.30-384,173.53

Finding the Fourth Proportional to 1,113,848.45, 1,670,961.30 and 384,173.53

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Solution

The fourth proportional to 1,113,848.45, 1,670,961.30 and 384,173.53 is: 576,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,848.45 : 1,670,961.30 = 384,173.53 : x
  2. Step 2: Convert to fraction form
    1,113,848.45/1,670,961.30 = 384,173.53/x
  3. Step 3: Cross multiply
    1,113,848.45x = 1,670,961.30 × 384,173.53
  4. Step 4: Simplify right side
    1,113,848.45x = 641,939,101,114.39
  5. Step 5: Solve for x
    x = 641,939,101,114.39/1,113,848.45
  6. Step 6: Final answer
    x = 576,325.35

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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.