Home / 1,409,763.91-1,945,011-797,855.89

Finding the Fourth Proportional to 1,409,763.91, 1,945,011 and 797,855.89

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Solution

The fourth proportional to 1,409,763.91, 1,945,011 and 797,855.89 is: 1,100,778.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,763.91 : 1,945,011 = 797,855.89 : x
  2. Step 2: Convert to fraction form
    1,409,763.91/1,945,011 = 797,855.89/x
  3. Step 3: Cross multiply
    1,409,763.91x = 1,945,011 × 797,855.89
  4. Step 4: Simplify right side
    1,409,763.91x = 1,551,838,482,464.79
  5. Step 5: Solve for x
    x = 1,551,838,482,464.79/1,409,763.91
  6. Step 6: Final answer
    x = 1,100,778.98

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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.