Home / 2,749,892.40-4,124,838.60-2,619,255.60

Finding the Fourth Proportional to 2,749,892.40, 4,124,838.60 and 2,619,255.60

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Solution

The fourth proportional to 2,749,892.40, 4,124,838.60 and 2,619,255.60 is: 3,928,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,892.40 : 4,124,838.60 = 2,619,255.60 : x
  2. Step 2: Convert to fraction form
    2,749,892.40/4,124,838.60 = 2,619,255.60/x
  3. Step 3: Cross multiply
    2,749,892.40x = 4,124,838.60 × 2,619,255.60
  4. Step 4: Simplify right side
    2,749,892.40x = 10,804,006,602,146.16
  5. Step 5: Solve for x
    x = 10,804,006,602,146.16/2,749,892.40
  6. Step 6: Final answer
    x = 3,928,883.40

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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.