Home / 1,266,726.62-1,899,697.01-457,005.77

Finding the Fourth Proportional to 1,266,726.62, 1,899,697.01 and 457,005.77

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Solution

The fourth proportional to 1,266,726.62, 1,899,697.01 and 457,005.77 is: 685,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,726.62 : 1,899,697.01 = 457,005.77 : x
  2. Step 2: Convert to fraction form
    1,266,726.62/1,899,697.01 = 457,005.77/x
  3. Step 3: Cross multiply
    1,266,726.62x = 1,899,697.01 × 457,005.77
  4. Step 4: Simplify right side
    1,266,726.62x = 868,172,496,790.32
  5. Step 5: Solve for x
    x = 868,172,496,790.32/1,266,726.62
  6. Step 6: Final answer
    x = 685,366.90

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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.