Home / 1,865,701.60-2,797,861.20-603,570.40

Finding the Fourth Proportional to 1,865,701.60, 2,797,861.20 and 603,570.40

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Solution

The fourth proportional to 1,865,701.60, 2,797,861.20 and 603,570.40 is: 905,131.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,701.60 : 2,797,861.20 = 603,570.40 : x
  2. Step 2: Convert to fraction form
    1,865,701.60/2,797,861.20 = 603,570.40/x
  3. Step 3: Cross multiply
    1,865,701.60x = 2,797,861.20 × 603,570.40
  4. Step 4: Simplify right side
    1,865,701.60x = 1,688,706,203,628.48
  5. Step 5: Solve for x
    x = 1,688,706,203,628.48/1,865,701.60
  6. Step 6: Final answer
    x = 905,131.99

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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.