Home / 1,400,040.15-2,100,366.42-453,506.55

Finding the Fourth Proportional to 1,400,040.15, 2,100,366.42 and 453,506.55

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Solution

The fourth proportional to 1,400,040.15, 2,100,366.42 and 453,506.55 is: 680,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,040.15 : 2,100,366.42 = 453,506.55 : x
  2. Step 2: Convert to fraction form
    1,400,040.15/2,100,366.42 = 453,506.55/x
  3. Step 3: Cross multiply
    1,400,040.15x = 2,100,366.42 × 453,506.55
  4. Step 4: Simplify right side
    1,400,040.15x = 952,529,928,870.05
  5. Step 5: Solve for x
    x = 952,529,928,870.05/1,400,040.15
  6. Step 6: Final answer
    x = 680,359.01

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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.