Home / 2,971,803.60-4,457,705.40-727,941.60

Finding the Fourth Proportional to 2,971,803.60, 4,457,705.40 and 727,941.60

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Solution

The fourth proportional to 2,971,803.60, 4,457,705.40 and 727,941.60 is: 1,091,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,803.60 : 4,457,705.40 = 727,941.60 : x
  2. Step 2: Convert to fraction form
    2,971,803.60/4,457,705.40 = 727,941.60/x
  3. Step 3: Cross multiply
    2,971,803.60x = 4,457,705.40 × 727,941.60
  4. Step 4: Simplify right side
    2,971,803.60x = 3,244,949,201,204.64
  5. Step 5: Solve for x
    x = 3,244,949,201,204.64/2,971,803.60
  6. Step 6: Final answer
    x = 1,091,912.40

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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.