Home / 1,384,329.70-2,072,347.35-823,075.30

Finding the Fourth Proportional to 1,384,329.70, 2,072,347.35 and 823,075.30

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Solution

The fourth proportional to 1,384,329.70, 2,072,347.35 and 823,075.30 is: 1,232,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,329.70 : 2,072,347.35 = 823,075.30 : x
  2. Step 2: Convert to fraction form
    1,384,329.70/2,072,347.35 = 823,075.30/x
  3. Step 3: Cross multiply
    1,384,329.70x = 2,072,347.35 × 823,075.30
  4. Step 4: Simplify right side
    1,384,329.70x = 1,705,697,916,805.46
  5. Step 5: Solve for x
    x = 1,705,697,916,805.46/1,384,329.70
  6. Step 6: Final answer
    x = 1,232,147.17

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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.