Home / 1,021,830.49-1,532,787.81-382,069.51

Finding the Fourth Proportional to 1,021,830.49, 1,532,787.81 and 382,069.51

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Solution

The fourth proportional to 1,021,830.49, 1,532,787.81 and 382,069.51 is: 573,119.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,830.49 : 1,532,787.81 = 382,069.51 : x
  2. Step 2: Convert to fraction form
    1,021,830.49/1,532,787.81 = 382,069.51/x
  3. Step 3: Cross multiply
    1,021,830.49x = 1,532,787.81 × 382,069.51
  4. Step 4: Simplify right side
    1,021,830.49x = 585,631,482,235.94
  5. Step 5: Solve for x
    x = 585,631,482,235.94/1,021,830.49
  6. Step 6: Final answer
    x = 573,119.99

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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.