Home / 1,219,527.30-1,682,808.90-675,527.40

Finding the Fourth Proportional to 1,219,527.30, 1,682,808.90 and 675,527.40

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Solution

The fourth proportional to 1,219,527.30, 1,682,808.90 and 675,527.40 is: 932,150.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,527.30 : 1,682,808.90 = 675,527.40 : x
  2. Step 2: Convert to fraction form
    1,219,527.30/1,682,808.90 = 675,527.40/x
  3. Step 3: Cross multiply
    1,219,527.30x = 1,682,808.90 × 675,527.40
  4. Step 4: Simplify right side
    1,219,527.30x = 1,136,783,520,913.86
  5. Step 5: Solve for x
    x = 1,136,783,520,913.86/1,219,527.30
  6. Step 6: Final answer
    x = 932,150.94

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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.