Home / 1,872,751.80-2,809,127.70-1,499,503.80

Finding the Fourth Proportional to 1,872,751.80, 2,809,127.70 and 1,499,503.80

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Solution

The fourth proportional to 1,872,751.80, 2,809,127.70 and 1,499,503.80 is: 2,249,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,751.80 : 2,809,127.70 = 1,499,503.80 : x
  2. Step 2: Convert to fraction form
    1,872,751.80/2,809,127.70 = 1,499,503.80/x
  3. Step 3: Cross multiply
    1,872,751.80x = 2,809,127.70 × 1,499,503.80
  4. Step 4: Simplify right side
    1,872,751.80x = 4,212,297,660,835.26
  5. Step 5: Solve for x
    x = 4,212,297,660,835.26/1,872,751.80
  6. Step 6: Final answer
    x = 2,249,255.70

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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.