Home / 1,015,266.06-1,401,704.21-653,318.91

Finding the Fourth Proportional to 1,015,266.06, 1,401,704.21 and 653,318.91

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Solution

The fourth proportional to 1,015,266.06, 1,401,704.21 and 653,318.91 is: 901,990.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,266.06 : 1,401,704.21 = 653,318.91 : x
  2. Step 2: Convert to fraction form
    1,015,266.06/1,401,704.21 = 653,318.91/x
  3. Step 3: Cross multiply
    1,015,266.06x = 1,401,704.21 × 653,318.91
  4. Step 4: Simplify right side
    1,015,266.06x = 915,759,868,252.91
  5. Step 5: Solve for x
    x = 915,759,868,252.91/1,015,266.06
  6. Step 6: Final answer
    x = 901,990.03

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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.