Home / 2,039,128.80-3,058,682.40-522,808.80

Finding the Fourth Proportional to 2,039,128.80, 3,058,682.40 and 522,808.80

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Solution

The fourth proportional to 2,039,128.80, 3,058,682.40 and 522,808.80 is: 784,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,128.80 : 3,058,682.40 = 522,808.80 : x
  2. Step 2: Convert to fraction form
    2,039,128.80/3,058,682.40 = 522,808.80/x
  3. Step 3: Cross multiply
    2,039,128.80x = 3,058,682.40 × 522,808.80
  4. Step 4: Simplify right side
    2,039,128.80x = 1,599,106,075,125.12
  5. Step 5: Solve for x
    x = 1,599,106,075,125.12/2,039,128.80
  6. Step 6: Final answer
    x = 784,210.43

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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.