Home / 2,630,679.48-3,630,944.34-1,543,300.38

Finding the Fourth Proportional to 2,630,679.48, 3,630,944.34 and 1,543,300.38

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Solution

The fourth proportional to 2,630,679.48, 3,630,944.34 and 1,543,300.38 is: 2,130,110.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,679.48 : 3,630,944.34 = 1,543,300.38 : x
  2. Step 2: Convert to fraction form
    2,630,679.48/3,630,944.34 = 1,543,300.38/x
  3. Step 3: Cross multiply
    2,630,679.48x = 3,630,944.34 × 1,543,300.38
  4. Step 4: Simplify right side
    2,630,679.48x = 5,603,637,779,680.85
  5. Step 5: Solve for x
    x = 5,603,637,779,680.85/2,630,679.48
  6. Step 6: Final answer
    x = 2,130,110.42

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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.