Home / 1,439,812.44-1,987,325.46-828,032.04

Finding the Fourth Proportional to 1,439,812.44, 1,987,325.46 and 828,032.04

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Solution

The fourth proportional to 1,439,812.44, 1,987,325.46 and 828,032.04 is: 1,142,905.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,812.44 : 1,987,325.46 = 828,032.04 : x
  2. Step 2: Convert to fraction form
    1,439,812.44/1,987,325.46 = 828,032.04/x
  3. Step 3: Cross multiply
    1,439,812.44x = 1,987,325.46 × 828,032.04
  4. Step 4: Simplify right side
    1,439,812.44x = 1,645,569,154,787.74
  5. Step 5: Solve for x
    x = 1,645,569,154,787.74/1,439,812.44
  6. Step 6: Final answer
    x = 1,142,905.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.