Home / 1,117,904.58-1,676,857.65-359,745.89

Finding the Fourth Proportional to 1,117,904.58, 1,676,857.65 and 359,745.89

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Solution

The fourth proportional to 1,117,904.58, 1,676,857.65 and 359,745.89 is: 539,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,904.58 : 1,676,857.65 = 359,745.89 : x
  2. Step 2: Convert to fraction form
    1,117,904.58/1,676,857.65 = 359,745.89/x
  3. Step 3: Cross multiply
    1,117,904.58x = 1,676,857.65 × 359,745.89
  4. Step 4: Simplify right side
    1,117,904.58x = 603,242,654,475.79
  5. Step 5: Solve for x
    x = 603,242,654,475.79/1,117,904.58
  6. Step 6: Final answer
    x = 539,619.09

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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.