Home / 1,228,039.40-1,842,059.20-375,076.60

Finding the Fourth Proportional to 1,228,039.40, 1,842,059.20 and 375,076.60

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Solution

The fourth proportional to 1,228,039.40, 1,842,059.20 and 375,076.60 is: 562,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,039.40 : 1,842,059.20 = 375,076.60 : x
  2. Step 2: Convert to fraction form
    1,228,039.40/1,842,059.20 = 375,076.60/x
  3. Step 3: Cross multiply
    1,228,039.40x = 1,842,059.20 × 375,076.60
  4. Step 4: Simplify right side
    1,228,039.40x = 690,913,301,734.72
  5. Step 5: Solve for x
    x = 690,913,301,734.72/1,228,039.40
  6. Step 6: Final answer
    x = 562,614.93

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1.5x scale

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.