Home / 1,277,108.02-1,762,488.48-704,147.32

Finding the Fourth Proportional to 1,277,108.02, 1,762,488.48 and 704,147.32

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Solution

The fourth proportional to 1,277,108.02, 1,762,488.48 and 704,147.32 is: 971,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,108.02 : 1,762,488.48 = 704,147.32 : x
  2. Step 2: Convert to fraction form
    1,277,108.02/1,762,488.48 = 704,147.32/x
  3. Step 3: Cross multiply
    1,277,108.02x = 1,762,488.48 × 704,147.32
  4. Step 4: Simplify right side
    1,277,108.02x = 1,241,051,539,722.87
  5. Step 5: Solve for x
    x = 1,241,051,539,722.87/1,277,108.02
  6. Step 6: Final answer
    x = 971,767.09

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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.