Home / 1,310,535.18-1,809,096.53-881,064.45

Finding the Fourth Proportional to 1,310,535.18, 1,809,096.53 and 881,064.45

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Solution

The fourth proportional to 1,310,535.18, 1,809,096.53 and 881,064.45 is: 1,216,244.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,535.18 : 1,809,096.53 = 881,064.45 : x
  2. Step 2: Convert to fraction form
    1,310,535.18/1,809,096.53 = 881,064.45/x
  3. Step 3: Cross multiply
    1,310,535.18x = 1,809,096.53 × 881,064.45
  4. Step 4: Simplify right side
    1,310,535.18x = 1,593,930,634,796.04
  5. Step 5: Solve for x
    x = 1,593,930,634,796.04/1,310,535.18
  6. Step 6: Final answer
    x = 1,216,244.07

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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.