Home / 1,277,858.08-1,763,444.28-704,899.72

Finding the Fourth Proportional to 1,277,858.08, 1,763,444.28 and 704,899.72

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Solution

The fourth proportional to 1,277,858.08, 1,763,444.28 and 704,899.72 is: 972,761.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,858.08 : 1,763,444.28 = 704,899.72 : x
  2. Step 2: Convert to fraction form
    1,277,858.08/1,763,444.28 = 704,899.72/x
  3. Step 3: Cross multiply
    1,277,858.08x = 1,763,444.28 × 704,899.72
  4. Step 4: Simplify right side
    1,277,858.08x = 1,243,051,379,207.60
  5. Step 5: Solve for x
    x = 1,243,051,379,207.60/1,277,858.08
  6. Step 6: Final answer
    x = 972,761.69

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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.