Home / 1,269,831.34-1,751,868.37-725,675.19

Finding the Fourth Proportional to 1,269,831.34, 1,751,868.37 and 725,675.19

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Solution

The fourth proportional to 1,269,831.34, 1,751,868.37 and 725,675.19 is: 1,001,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,831.34 : 1,751,868.37 = 725,675.19 : x
  2. Step 2: Convert to fraction form
    1,269,831.34/1,751,868.37 = 725,675.19/x
  3. Step 3: Cross multiply
    1,269,831.34x = 1,751,868.37 × 725,675.19
  4. Step 4: Simplify right side
    1,269,831.34x = 1,271,287,412,254.74
  5. Step 5: Solve for x
    x = 1,271,287,412,254.74/1,269,831.34
  6. Step 6: Final answer
    x = 1,001,146.67

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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.