Home / 1,159,892.80-1,739,839.20-401,732.80

Finding the Fourth Proportional to 1,159,892.80, 1,739,839.20 and 401,732.80

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Solution

The fourth proportional to 1,159,892.80, 1,739,839.20 and 401,732.80 is: 602,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,892.80 : 1,739,839.20 = 401,732.80 : x
  2. Step 2: Convert to fraction form
    1,159,892.80/1,739,839.20 = 401,732.80/x
  3. Step 3: Cross multiply
    1,159,892.80x = 1,739,839.20 × 401,732.80
  4. Step 4: Simplify right side
    1,159,892.80x = 698,950,473,365.76
  5. Step 5: Solve for x
    x = 698,950,473,365.76/1,159,892.80
  6. Step 6: Final answer
    x = 602,599.20

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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.