Home / 2,812,928.28-4,219,374.18-682,998.04

Finding the Fourth Proportional to 2,812,928.28, 4,219,374.18 and 682,998.04

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Solution

The fourth proportional to 2,812,928.28, 4,219,374.18 and 682,998.04 is: 1,024,492.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,928.28 : 4,219,374.18 = 682,998.04 : x
  2. Step 2: Convert to fraction form
    2,812,928.28/4,219,374.18 = 682,998.04/x
  3. Step 3: Cross multiply
    2,812,928.28x = 4,219,374.18 × 682,998.04
  4. Step 4: Simplify right side
    2,812,928.28x = 2,881,824,302,802.07
  5. Step 5: Solve for x
    x = 2,881,824,302,802.07/2,812,928.28
  6. Step 6: Final answer
    x = 1,024,492.64

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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.