Home / 1,565,228.96-2,347,465.79-653,919.14

Finding the Fourth Proportional to 1,565,228.96, 2,347,465.79 and 653,919.14

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Solution

The fourth proportional to 1,565,228.96, 2,347,465.79 and 653,919.14 is: 980,720.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,228.96 : 2,347,465.79 = 653,919.14 : x
  2. Step 2: Convert to fraction form
    1,565,228.96/2,347,465.79 = 653,919.14/x
  3. Step 3: Cross multiply
    1,565,228.96x = 2,347,465.79 × 653,919.14
  4. Step 4: Simplify right side
    1,565,228.96x = 1,535,052,800,473.69
  5. Step 5: Solve for x
    x = 1,535,052,800,473.69/1,565,228.96
  6. Step 6: Final answer
    x = 980,720.93

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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.