Home / 5,390,625.60-8,085,938.40-2,871,201.60

Finding the Fourth Proportional to 5,390,625.60, 8,085,938.40 and 2,871,201.60

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Solution

The fourth proportional to 5,390,625.60, 8,085,938.40 and 2,871,201.60 is: 4,306,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,625.60 : 8,085,938.40 = 2,871,201.60 : x
  2. Step 2: Convert to fraction form
    5,390,625.60/8,085,938.40 = 2,871,201.60/x
  3. Step 3: Cross multiply
    5,390,625.60x = 8,085,938.40 × 2,871,201.60
  4. Step 4: Simplify right side
    5,390,625.60x = 23,216,359,271,581.44
  5. Step 5: Solve for x
    x = 23,216,359,271,581.44/5,390,625.60
  6. Step 6: Final answer
    x = 4,306,802.40

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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.