Home / 1,219,173.03-1,682,441.01-675,307.04

Finding the Fourth Proportional to 1,219,173.03, 1,682,441.01 and 675,307.04

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Solution

The fourth proportional to 1,219,173.03, 1,682,441.01 and 675,307.04 is: 931,913.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,173.03 : 1,682,441.01 = 675,307.04 : x
  2. Step 2: Convert to fraction form
    1,219,173.03/1,682,441.01 = 675,307.04/x
  3. Step 3: Cross multiply
    1,219,173.03x = 1,682,441.01 × 675,307.04
  4. Step 4: Simplify right side
    1,219,173.03x = 1,136,164,250,025.51
  5. Step 5: Solve for x
    x = 1,136,164,250,025.51/1,219,173.03
  6. Step 6: Final answer
    x = 931,913.86

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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.