Home / 1,678,473.87-2,512,692.53-1,028,001.93

Finding the Fourth Proportional to 1,678,473.87, 2,512,692.53 and 1,028,001.93

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Solution

The fourth proportional to 1,678,473.87, 2,512,692.53 and 1,028,001.93 is: 1,538,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,473.87 : 2,512,692.53 = 1,028,001.93 : x
  2. Step 2: Convert to fraction form
    1,678,473.87/2,512,692.53 = 1,028,001.93/x
  3. Step 3: Cross multiply
    1,678,473.87x = 2,512,692.53 × 1,028,001.93
  4. Step 4: Simplify right side
    1,678,473.87x = 2,583,052,767,044.46
  5. Step 5: Solve for x
    x = 2,583,052,767,044.46/1,678,473.87
  6. Step 6: Final answer
    x = 1,538,929.39

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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.