Home / 1,122,571.32-1,682,680.86-523,038.08

Finding the Fourth Proportional to 1,122,571.32, 1,682,680.86 and 523,038.08

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Solution

The fourth proportional to 1,122,571.32, 1,682,680.86 and 523,038.08 is: 784,009.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,571.32 : 1,682,680.86 = 523,038.08 : x
  2. Step 2: Convert to fraction form
    1,122,571.32/1,682,680.86 = 523,038.08/x
  3. Step 3: Cross multiply
    1,122,571.32x = 1,682,680.86 × 523,038.08
  4. Step 4: Simplify right side
    1,122,571.32x = 880,106,157,853.75
  5. Step 5: Solve for x
    x = 880,106,157,853.75/1,122,571.32
  6. Step 6: Final answer
    x = 784,009.12

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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.