Home / 1,989,931.44-2,984,955.60-550,626.64

Finding the Fourth Proportional to 1,989,931.44, 2,984,955.60 and 550,626.64

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Solution

The fourth proportional to 1,989,931.44, 2,984,955.60 and 550,626.64 is: 825,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,931.44 : 2,984,955.60 = 550,626.64 : x
  2. Step 2: Convert to fraction form
    1,989,931.44/2,984,955.60 = 550,626.64/x
  3. Step 3: Cross multiply
    1,989,931.44x = 2,984,955.60 × 550,626.64
  4. Step 4: Simplify right side
    1,989,931.44x = 1,643,596,072,577.18
  5. Step 5: Solve for x
    x = 1,643,596,072,577.18/1,989,931.44
  6. Step 6: Final answer
    x = 825,956.13

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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.