Home / 1,192,428.41-1,788,700.02-393,692.27

Finding the Fourth Proportional to 1,192,428.41, 1,788,700.02 and 393,692.27

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Solution

The fourth proportional to 1,192,428.41, 1,788,700.02 and 393,692.27 is: 590,557.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,428.41 : 1,788,700.02 = 393,692.27 : x
  2. Step 2: Convert to fraction form
    1,192,428.41/1,788,700.02 = 393,692.27/x
  3. Step 3: Cross multiply
    1,192,428.41x = 1,788,700.02 × 393,692.27
  4. Step 4: Simplify right side
    1,192,428.41x = 704,197,360,803.00
  5. Step 5: Solve for x
    x = 704,197,360,803.00/1,192,428.41
  6. Step 6: Final answer
    x = 590,557.35

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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.