Home / 1,289,364.03-1,933,795.89-1,225,353.29

Finding the Fourth Proportional to 1,289,364.03, 1,933,795.89 and 1,225,353.29

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Solution

The fourth proportional to 1,289,364.03, 1,933,795.89 and 1,225,353.29 is: 1,837,792.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,364.03 : 1,933,795.89 = 1,225,353.29 : x
  2. Step 2: Convert to fraction form
    1,289,364.03/1,933,795.89 = 1,225,353.29/x
  3. Step 3: Cross multiply
    1,289,364.03x = 1,933,795.89 × 1,225,353.29
  4. Step 4: Simplify right side
    1,289,364.03x = 2,369,583,146,331.00
  5. Step 5: Solve for x
    x = 2,369,583,146,331.00/1,289,364.03
  6. Step 6: Final answer
    x = 1,837,792.19

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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.