Home / 1,768,408-2,434,807.56-1,606,779.52

Finding the Fourth Proportional to 1,768,408, 2,434,807.56 and 1,606,779.52

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Solution

The fourth proportional to 1,768,408, 2,434,807.56 and 1,606,779.52 is: 2,212,271.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,408 : 2,434,807.56 = 1,606,779.52 : x
  2. Step 2: Convert to fraction form
    1,768,408/2,434,807.56 = 1,606,779.52/x
  3. Step 3: Cross multiply
    1,768,408x = 2,434,807.56 × 1,606,779.52
  4. Step 4: Simplify right side
    1,768,408x = 3,912,198,922,549.17
  5. Step 5: Solve for x
    x = 3,912,198,922,549.17/1,768,408
  6. Step 6: Final answer
    x = 2,212,271.67

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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.