Home / 1,300,450.85-1,950,192.35-447,283.01

Finding the Fourth Proportional to 1,300,450.85, 1,950,192.35 and 447,283.01

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Solution

The fourth proportional to 1,300,450.85, 1,950,192.35 and 447,283.01 is: 670,758.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,450.85 : 1,950,192.35 = 447,283.01 : x
  2. Step 2: Convert to fraction form
    1,300,450.85/1,950,192.35 = 447,283.01/x
  3. Step 3: Cross multiply
    1,300,450.85x = 1,950,192.35 × 447,283.01
  4. Step 4: Simplify right side
    1,300,450.85x = 872,287,908,703.35
  5. Step 5: Solve for x
    x = 872,287,908,703.35/1,300,450.85
  6. Step 6: Final answer
    x = 670,758.08

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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.