Home / 1,565,109.40-2,344,164.90-1,208,968.60

Finding the Fourth Proportional to 1,565,109.40, 2,344,164.90 and 1,208,968.60

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Solution

The fourth proportional to 1,565,109.40, 2,344,164.90 and 1,208,968.60 is: 1,810,749.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,109.40 : 2,344,164.90 = 1,208,968.60 : x
  2. Step 2: Convert to fraction form
    1,565,109.40/2,344,164.90 = 1,208,968.60/x
  3. Step 3: Cross multiply
    1,565,109.40x = 2,344,164.90 × 1,208,968.60
  4. Step 4: Simplify right side
    1,565,109.40x = 2,834,021,757,322.14
  5. Step 5: Solve for x
    x = 2,834,021,757,322.14/1,565,109.40
  6. Step 6: Final answer
    x = 1,810,749.94

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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.