Home / 1,347,383.70-2,021,075.55-808,506.90

Finding the Fourth Proportional to 1,347,383.70, 2,021,075.55 and 808,506.90

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Solution

The fourth proportional to 1,347,383.70, 2,021,075.55 and 808,506.90 is: 1,212,760.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,383.70 : 2,021,075.55 = 808,506.90 : x
  2. Step 2: Convert to fraction form
    1,347,383.70/2,021,075.55 = 808,506.90/x
  3. Step 3: Cross multiply
    1,347,383.70x = 2,021,075.55 × 808,506.90
  4. Step 4: Simplify right side
    1,347,383.70x = 1,634,053,527,596.30
  5. Step 5: Solve for x
    x = 1,634,053,527,596.30/1,347,383.70
  6. Step 6: Final answer
    x = 1,212,760.35

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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.