Home / 1,555,427.70-2,333,250.90-881,831.70

Finding the Fourth Proportional to 1,555,427.70, 2,333,250.90 and 881,831.70

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Solution

The fourth proportional to 1,555,427.70, 2,333,250.90 and 881,831.70 is: 1,322,809.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,427.70 : 2,333,250.90 = 881,831.70 : x
  2. Step 2: Convert to fraction form
    1,555,427.70/2,333,250.90 = 881,831.70/x
  3. Step 3: Cross multiply
    1,555,427.70x = 2,333,250.90 × 881,831.70
  4. Step 4: Simplify right side
    1,555,427.70x = 2,057,534,607,673.53
  5. Step 5: Solve for x
    x = 2,057,534,607,673.53/1,555,427.70
  6. Step 6: Final answer
    x = 1,322,809.54

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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.