Home / 2,001,692.90-2,763,009.91-1,216,756.04

Finding the Fourth Proportional to 2,001,692.90, 2,763,009.91 and 1,216,756.04

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Solution

The fourth proportional to 2,001,692.90, 2,763,009.91 and 1,216,756.04 is: 1,679,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001,692.90 : 2,763,009.91 = 1,216,756.04 : x
  2. Step 2: Convert to fraction form
    2,001,692.90/2,763,009.91 = 1,216,756.04/x
  3. Step 3: Cross multiply
    2,001,692.90x = 2,763,009.91 × 1,216,756.04
  4. Step 4: Simplify right side
    2,001,692.90x = 3,361,909,000,437.99
  5. Step 5: Solve for x
    x = 3,361,909,000,437.99/2,001,692.90
  6. Step 6: Final answer
    x = 1,679,532.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.