Home / 1,294,861.84-1,786,870.20-714,084.67

Finding the Fourth Proportional to 1,294,861.84, 1,786,870.20 and 714,084.67

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Solution

The fourth proportional to 1,294,861.84, 1,786,870.20 and 714,084.67 is: 985,415.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,861.84 : 1,786,870.20 = 714,084.67 : x
  2. Step 2: Convert to fraction form
    1,294,861.84/1,786,870.20 = 714,084.67/x
  3. Step 3: Cross multiply
    1,294,861.84x = 1,786,870.20 × 714,084.67
  4. Step 4: Simplify right side
    1,294,861.84x = 1,275,976,617,099.83
  5. Step 5: Solve for x
    x = 1,275,976,617,099.83/1,294,861.84
  6. Step 6: Final answer
    x = 985,415.26

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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.