Home / 1,205,202.48-1,663,958.54-746,803.50

Finding the Fourth Proportional to 1,205,202.48, 1,663,958.54 and 746,803.50

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Solution

The fourth proportional to 1,205,202.48, 1,663,958.54 and 746,803.50 is: 1,031,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,202.48 : 1,663,958.54 = 746,803.50 : x
  2. Step 2: Convert to fraction form
    1,205,202.48/1,663,958.54 = 746,803.50/x
  3. Step 3: Cross multiply
    1,205,202.48x = 1,663,958.54 × 746,803.50
  4. Step 4: Simplify right side
    1,205,202.48x = 1,242,650,061,526.89
  5. Step 5: Solve for x
    x = 1,242,650,061,526.89/1,205,202.48
  6. Step 6: Final answer
    x = 1,031,071.61

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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.