Home / 1,383,748.62-2,075,923.62-424,207.83

Finding the Fourth Proportional to 1,383,748.62, 2,075,923.62 and 424,207.83

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Solution

The fourth proportional to 1,383,748.62, 2,075,923.62 and 424,207.83 is: 636,403.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,748.62 : 2,075,923.62 = 424,207.83 : x
  2. Step 2: Convert to fraction form
    1,383,748.62/2,075,923.62 = 424,207.83/x
  3. Step 3: Cross multiply
    1,383,748.62x = 2,075,923.62 × 424,207.83
  4. Step 4: Simplify right side
    1,383,748.62x = 880,623,054,085.95
  5. Step 5: Solve for x
    x = 880,623,054,085.95/1,383,748.62
  6. Step 6: Final answer
    x = 636,403.93

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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.