Home / 1,028,002.70-1,542,004.05-1,010,506.70

Finding the Fourth Proportional to 1,028,002.70, 1,542,004.05 and 1,010,506.70

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Solution

The fourth proportional to 1,028,002.70, 1,542,004.05 and 1,010,506.70 is: 1,515,760.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,002.70 : 1,542,004.05 = 1,010,506.70 : x
  2. Step 2: Convert to fraction form
    1,028,002.70/1,542,004.05 = 1,010,506.70/x
  3. Step 3: Cross multiply
    1,028,002.70x = 1,542,004.05 × 1,010,506.70
  4. Step 4: Simplify right side
    1,028,002.70x = 1,558,205,423,952.14
  5. Step 5: Solve for x
    x = 1,558,205,423,952.14/1,028,002.70
  6. Step 6: Final answer
    x = 1,515,760.05

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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.