Home / 1,089,223.44-1,503,013.12-605,710.40

Finding the Fourth Proportional to 1,089,223.44, 1,503,013.12 and 605,710.40

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Solution

The fourth proportional to 1,089,223.44, 1,503,013.12 and 605,710.40 is: 835,816.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,223.44 : 1,503,013.12 = 605,710.40 : x
  2. Step 2: Convert to fraction form
    1,089,223.44/1,503,013.12 = 605,710.40/x
  3. Step 3: Cross multiply
    1,089,223.44x = 1,503,013.12 × 605,710.40
  4. Step 4: Simplify right side
    1,089,223.44x = 910,390,678,120.45
  5. Step 5: Solve for x
    x = 910,390,678,120.45/1,089,223.44
  6. Step 6: Final answer
    x = 835,816.27

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1.5x scale

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.