Home / 1,084,445.18-1,624,956.80-400,391.37

Finding the Fourth Proportional to 1,084,445.18, 1,624,956.80 and 400,391.37

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Solution

The fourth proportional to 1,084,445.18, 1,624,956.80 and 400,391.37 is: 599,955.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,445.18 : 1,624,956.80 = 400,391.37 : x
  2. Step 2: Convert to fraction form
    1,084,445.18/1,624,956.80 = 400,391.37/x
  3. Step 3: Cross multiply
    1,084,445.18x = 1,624,956.80 × 400,391.37
  4. Step 4: Simplify right side
    1,084,445.18x = 650,618,677,340.86
  5. Step 5: Solve for x
    x = 650,618,677,340.86/1,084,445.18
  6. Step 6: Final answer
    x = 599,955.34

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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.