Home / 1,768,692.89-2,653,600.04-631,429.94

Finding the Fourth Proportional to 1,768,692.89, 2,653,600.04 and 631,429.94

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Solution

The fourth proportional to 1,768,692.89, 2,653,600.04 and 631,429.94 is: 947,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,692.89 : 2,653,600.04 = 631,429.94 : x
  2. Step 2: Convert to fraction form
    1,768,692.89/2,653,600.04 = 631,429.94/x
  3. Step 3: Cross multiply
    1,768,692.89x = 2,653,600.04 × 631,429.94
  4. Step 4: Simplify right side
    1,768,692.89x = 1,675,562,497,616.05
  5. Step 5: Solve for x
    x = 1,675,562,497,616.05/1,768,692.89
  6. Step 6: Final answer
    x = 947,345.08

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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.