Home / 1,749,772.80-2,624,659.20-1,116,806.40

Finding the Fourth Proportional to 1,749,772.80, 2,624,659.20 and 1,116,806.40

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Solution

The fourth proportional to 1,749,772.80, 2,624,659.20 and 1,116,806.40 is: 1,675,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,772.80 : 2,624,659.20 = 1,116,806.40 : x
  2. Step 2: Convert to fraction form
    1,749,772.80/2,624,659.20 = 1,116,806.40/x
  3. Step 3: Cross multiply
    1,749,772.80x = 2,624,659.20 × 1,116,806.40
  4. Step 4: Simplify right side
    1,749,772.80x = 2,931,236,192,378.88
  5. Step 5: Solve for x
    x = 2,931,236,192,378.88/1,749,772.80
  6. Step 6: Final answer
    x = 1,675,209.60

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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.