Home / 1,419,911.92-2,130,895.56-555,474.36

Finding the Fourth Proportional to 1,419,911.92, 2,130,895.56 and 555,474.36

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Solution

The fourth proportional to 1,419,911.92, 2,130,895.56 and 555,474.36 is: 833,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,911.92 : 2,130,895.56 = 555,474.36 : x
  2. Step 2: Convert to fraction form
    1,419,911.92/2,130,895.56 = 555,474.36/x
  3. Step 3: Cross multiply
    1,419,911.92x = 2,130,895.56 × 555,474.36
  4. Step 4: Simplify right side
    1,419,911.92x = 1,183,657,847,417.84
  5. Step 5: Solve for x
    x = 1,183,657,847,417.84/1,419,911.92
  6. Step 6: Final answer
    x = 833,613.57

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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.