Home / 1,869,778.02-2,802,452.67-858,047.19

Finding the Fourth Proportional to 1,869,778.02, 2,802,452.67 and 858,047.19

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Solution

The fourth proportional to 1,869,778.02, 2,802,452.67 and 858,047.19 is: 1,286,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,778.02 : 2,802,452.67 = 858,047.19 : x
  2. Step 2: Convert to fraction form
    1,869,778.02/2,802,452.67 = 858,047.19/x
  3. Step 3: Cross multiply
    1,869,778.02x = 2,802,452.67 × 858,047.19
  4. Step 4: Simplify right side
    1,869,778.02x = 2,404,636,638,601.50
  5. Step 5: Solve for x
    x = 2,404,636,638,601.50/1,869,778.02
  6. Step 6: Final answer
    x = 1,286,054.61

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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.