Home / 1,860,077.72-2,789,408.37-1,102,133.07

Finding the Fourth Proportional to 1,860,077.72, 2,789,408.37 and 1,102,133.07

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Solution

The fourth proportional to 1,860,077.72, 2,789,408.37 and 1,102,133.07 is: 1,652,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,077.72 : 2,789,408.37 = 1,102,133.07 : x
  2. Step 2: Convert to fraction form
    1,860,077.72/2,789,408.37 = 1,102,133.07/x
  3. Step 3: Cross multiply
    1,860,077.72x = 2,789,408.37 × 1,102,133.07
  4. Step 4: Simplify right side
    1,860,077.72x = 3,074,299,214,444.80
  5. Step 5: Solve for x
    x = 3,074,299,214,444.80/1,860,077.72
  6. Step 6: Final answer
    x = 1,652,779.98

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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.