Home / 1,969,265.70-2,953,898.55-707,220.90

Finding the Fourth Proportional to 1,969,265.70, 2,953,898.55 and 707,220.90

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Solution

The fourth proportional to 1,969,265.70, 2,953,898.55 and 707,220.90 is: 1,060,831.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,265.70 : 2,953,898.55 = 707,220.90 : x
  2. Step 2: Convert to fraction form
    1,969,265.70/2,953,898.55 = 707,220.90/x
  3. Step 3: Cross multiply
    1,969,265.70x = 2,953,898.55 × 707,220.90
  4. Step 4: Simplify right side
    1,969,265.70x = 2,089,058,791,039.69
  5. Step 5: Solve for x
    x = 2,089,058,791,039.69/1,969,265.70
  6. Step 6: Final answer
    x = 1,060,831.35

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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.