Home / 3,051,447.60-4,577,171.40-807,812.40

Finding the Fourth Proportional to 3,051,447.60, 4,577,171.40 and 807,812.40

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Solution

The fourth proportional to 3,051,447.60, 4,577,171.40 and 807,812.40 is: 1,211,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051,447.60 : 4,577,171.40 = 807,812.40 : x
  2. Step 2: Convert to fraction form
    3,051,447.60/4,577,171.40 = 807,812.40/x
  3. Step 3: Cross multiply
    3,051,447.60x = 4,577,171.40 × 807,812.40
  4. Step 4: Simplify right side
    3,051,447.60x = 3,697,495,813,845.36
  5. Step 5: Solve for x
    x = 3,697,495,813,845.36/3,051,447.60
  6. Step 6: Final answer
    x = 1,211,718.60

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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.