Home / 5,390,626.60-8,085,939.90-2,871,202.60

Finding the Fourth Proportional to 5,390,626.60, 8,085,939.90 and 2,871,202.60

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Solution

The fourth proportional to 5,390,626.60, 8,085,939.90 and 2,871,202.60 is: 4,306,803.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,626.60 : 8,085,939.90 = 2,871,202.60 : x
  2. Step 2: Convert to fraction form
    5,390,626.60/8,085,939.90 = 2,871,202.60/x
  3. Step 3: Cross multiply
    5,390,626.60x = 8,085,939.90 × 2,871,202.60
  4. Step 4: Simplify right side
    5,390,626.60x = 23,216,371,664,323.74
  5. Step 5: Solve for x
    x = 23,216,371,664,323.74/5,390,626.60
  6. Step 6: Final answer
    x = 4,306,803.90

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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.