Home / 1,439,399.88-2,159,102.55-374,440.23

Finding the Fourth Proportional to 1,439,399.88, 2,159,102.55 and 374,440.23

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Solution

The fourth proportional to 1,439,399.88, 2,159,102.55 and 374,440.23 is: 561,661.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,399.88 : 2,159,102.55 = 374,440.23 : x
  2. Step 2: Convert to fraction form
    1,439,399.88/2,159,102.55 = 374,440.23/x
  3. Step 3: Cross multiply
    1,439,399.88x = 2,159,102.55 × 374,440.23
  4. Step 4: Simplify right side
    1,439,399.88x = 808,454,855,415.59
  5. Step 5: Solve for x
    x = 808,454,855,415.59/1,439,399.88
  6. Step 6: Final answer
    x = 561,661.06

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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.