Home / 1,437,696.40-2,156,544.60-440,424.40

Finding the Fourth Proportional to 1,437,696.40, 2,156,544.60 and 440,424.40

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Solution

The fourth proportional to 1,437,696.40, 2,156,544.60 and 440,424.40 is: 660,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,696.40 : 2,156,544.60 = 440,424.40 : x
  2. Step 2: Convert to fraction form
    1,437,696.40/2,156,544.60 = 440,424.40/x
  3. Step 3: Cross multiply
    1,437,696.40x = 2,156,544.60 × 440,424.40
  4. Step 4: Simplify right side
    1,437,696.40x = 949,794,861,528.24
  5. Step 5: Solve for x
    x = 949,794,861,528.24/1,437,696.40
  6. Step 6: Final answer
    x = 660,636.60

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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.