Home / 2,074,365.20-3,113,880.60-1,603,139.60

Finding the Fourth Proportional to 2,074,365.20, 3,113,880.60 and 1,603,139.60

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Solution

The fourth proportional to 2,074,365.20, 3,113,880.60 and 1,603,139.60 is: 2,406,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,365.20 : 3,113,880.60 = 1,603,139.60 : x
  2. Step 2: Convert to fraction form
    2,074,365.20/3,113,880.60 = 1,603,139.60/x
  3. Step 3: Cross multiply
    2,074,365.20x = 3,113,880.60 × 1,603,139.60
  4. Step 4: Simplify right side
    2,074,365.20x = 4,991,985,299,531.76
  5. Step 5: Solve for x
    x = 4,991,985,299,531.76/2,074,365.20
  6. Step 6: Final answer
    x = 2,406,512.27

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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.