Home / 1,357,222.33-1,872,823.30-784,444.33

Finding the Fourth Proportional to 1,357,222.33, 1,872,823.30 and 784,444.33

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Solution

The fourth proportional to 1,357,222.33, 1,872,823.30 and 784,444.33 is: 1,082,450.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,222.33 : 1,872,823.30 = 784,444.33 : x
  2. Step 2: Convert to fraction form
    1,357,222.33/1,872,823.30 = 784,444.33/x
  3. Step 3: Cross multiply
    1,357,222.33x = 1,872,823.30 × 784,444.33
  4. Step 4: Simplify right side
    1,357,222.33x = 1,469,125,618,776.89
  5. Step 5: Solve for x
    x = 1,469,125,618,776.89/1,357,222.33
  6. Step 6: Final answer
    x = 1,082,450.23

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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.