Home / 2,289,632.40-3,434,448.60-692,028.90

Finding the Fourth Proportional to 2,289,632.40, 3,434,448.60 and 692,028.90

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Solution

The fourth proportional to 2,289,632.40, 3,434,448.60 and 692,028.90 is: 1,038,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,632.40 : 3,434,448.60 = 692,028.90 : x
  2. Step 2: Convert to fraction form
    2,289,632.40/3,434,448.60 = 692,028.90/x
  3. Step 3: Cross multiply
    2,289,632.40x = 3,434,448.60 × 692,028.90
  4. Step 4: Simplify right side
    2,289,632.40x = 2,376,737,686,764.54
  5. Step 5: Solve for x
    x = 2,376,737,686,764.54/2,289,632.40
  6. Step 6: Final answer
    x = 1,038,043.35

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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.