Home / 3,643,813.40-5,465,720.10-1,247,444.60

Finding the Fourth Proportional to 3,643,813.40, 5,465,720.10 and 1,247,444.60

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Solution

The fourth proportional to 3,643,813.40, 5,465,720.10 and 1,247,444.60 is: 1,871,166.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,813.40 : 5,465,720.10 = 1,247,444.60 : x
  2. Step 2: Convert to fraction form
    3,643,813.40/5,465,720.10 = 1,247,444.60/x
  3. Step 3: Cross multiply
    3,643,813.40x = 5,465,720.10 × 1,247,444.60
  4. Step 4: Simplify right side
    3,643,813.40x = 6,818,183,023,856.46
  5. Step 5: Solve for x
    x = 6,818,183,023,856.46/3,643,813.40
  6. Step 6: Final answer
    x = 1,871,166.90

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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.