Home / 1,042,056.75-1,438,038.32-589,338.03

Finding the Fourth Proportional to 1,042,056.75, 1,438,038.32 and 589,338.03

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Solution

The fourth proportional to 1,042,056.75, 1,438,038.32 and 589,338.03 is: 813,286.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,056.75 : 1,438,038.32 = 589,338.03 : x
  2. Step 2: Convert to fraction form
    1,042,056.75/1,438,038.32 = 589,338.03/x
  3. Step 3: Cross multiply
    1,042,056.75x = 1,438,038.32 × 589,338.03
  4. Step 4: Simplify right side
    1,042,056.75x = 847,490,667,626.62
  5. Step 5: Solve for x
    x = 847,490,667,626.62/1,042,056.75
  6. Step 6: Final answer
    x = 813,286.48

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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.