Home / 2,636,021.85-3,953,257.76-1,119,692.74

Finding the Fourth Proportional to 2,636,021.85, 3,953,257.76 and 1,119,692.74

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Solution

The fourth proportional to 2,636,021.85, 3,953,257.76 and 1,119,692.74 is: 1,679,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636,021.85 : 3,953,257.76 = 1,119,692.74 : x
  2. Step 2: Convert to fraction form
    2,636,021.85/3,953,257.76 = 1,119,692.74/x
  3. Step 3: Cross multiply
    2,636,021.85x = 3,953,257.76 × 1,119,692.74
  4. Step 4: Simplify right side
    2,636,021.85x = 4,426,434,026,242.16
  5. Step 5: Solve for x
    x = 4,426,434,026,242.16/2,636,021.85
  6. Step 6: Final answer
    x = 1,679,209.91

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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.