Home / 2,810,200.84-4,215,488.94-988,347.16

Finding the Fourth Proportional to 2,810,200.84, 4,215,488.94 and 988,347.16

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Solution

The fourth proportional to 2,810,200.84, 4,215,488.94 and 988,347.16 is: 1,482,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,200.84 : 4,215,488.94 = 988,347.16 : x
  2. Step 2: Convert to fraction form
    2,810,200.84/4,215,488.94 = 988,347.16/x
  3. Step 3: Cross multiply
    2,810,200.84x = 4,215,488.94 × 988,347.16
  4. Step 4: Simplify right side
    2,810,200.84x = 4,166,366,521,860.41
  5. Step 5: Solve for x
    x = 4,166,366,521,860.41/2,810,200.84
  6. Step 6: Final answer
    x = 1,482,586.75

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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.