Home / 4,117,724.40-6,180,733.80-1,989,519.60

Finding the Fourth Proportional to 4,117,724.40, 6,180,733.80 and 1,989,519.60

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Solution

The fourth proportional to 4,117,724.40, 6,180,733.80 and 1,989,519.60 is: 2,986,283.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117,724.40 : 6,180,733.80 = 1,989,519.60 : x
  2. Step 2: Convert to fraction form
    4,117,724.40/6,180,733.80 = 1,989,519.60/x
  3. Step 3: Cross multiply
    4,117,724.40x = 6,180,733.80 × 1,989,519.60
  4. Step 4: Simplify right side
    4,117,724.40x = 12,296,691,037,482.48
  5. Step 5: Solve for x
    x = 12,296,691,037,482.48/4,117,724.40
  6. Step 6: Final answer
    x = 2,986,283.16

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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.