Home / 1,020,783.21-1,532,238.84-452,563.33

Finding the Fourth Proportional to 1,020,783.21, 1,532,238.84 and 452,563.33

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Solution

The fourth proportional to 1,020,783.21, 1,532,238.84 and 452,563.33 is: 679,316.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,783.21 : 1,532,238.84 = 452,563.33 : x
  2. Step 2: Convert to fraction form
    1,020,783.21/1,532,238.84 = 452,563.33/x
  3. Step 3: Cross multiply
    1,020,783.21x = 1,532,238.84 × 452,563.33
  4. Step 4: Simplify right side
    1,020,783.21x = 693,435,111,785.74
  5. Step 5: Solve for x
    x = 693,435,111,785.74/1,020,783.21
  6. Step 6: Final answer
    x = 679,316.73

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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.