Home / 2,988,872.04-4,482,975.84-1,069,705.74

Finding the Fourth Proportional to 2,988,872.04, 4,482,975.84 and 1,069,705.74

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Solution

The fourth proportional to 2,988,872.04, 4,482,975.84 and 1,069,705.74 is: 1,604,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,872.04 : 4,482,975.84 = 1,069,705.74 : x
  2. Step 2: Convert to fraction form
    2,988,872.04/4,482,975.84 = 1,069,705.74/x
  3. Step 3: Cross multiply
    2,988,872.04x = 4,482,975.84 × 1,069,705.74
  4. Step 4: Simplify right side
    2,988,872.04x = 4,795,464,988,329.32
  5. Step 5: Solve for x
    x = 4,795,464,988,329.32/2,988,872.04
  6. Step 6: Final answer
    x = 1,604,439.71

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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.