Home / 1,768,326.40-2,440,289.60-963,510.40

Finding the Fourth Proportional to 1,768,326.40, 2,440,289.60 and 963,510.40

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Solution

The fourth proportional to 1,768,326.40, 2,440,289.60 and 963,510.40 is: 1,329,643.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,326.40 : 2,440,289.60 = 963,510.40 : x
  2. Step 2: Convert to fraction form
    1,768,326.40/2,440,289.60 = 963,510.40/x
  3. Step 3: Cross multiply
    1,768,326.40x = 2,440,289.60 × 963,510.40
  4. Step 4: Simplify right side
    1,768,326.40x = 2,351,244,408,611.84
  5. Step 5: Solve for x
    x = 2,351,244,408,611.84/1,768,326.40
  6. Step 6: Final answer
    x = 1,329,643.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.