Home / 1,669,235.58-2,303,551.71-905,301.90

Finding the Fourth Proportional to 1,669,235.58, 2,303,551.71 and 905,301.90

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Solution

The fourth proportional to 1,669,235.58, 2,303,551.71 and 905,301.90 is: 1,249,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,235.58 : 2,303,551.71 = 905,301.90 : x
  2. Step 2: Convert to fraction form
    1,669,235.58/2,303,551.71 = 905,301.90/x
  3. Step 3: Cross multiply
    1,669,235.58x = 2,303,551.71 × 905,301.90
  4. Step 4: Simplify right side
    1,669,235.58x = 2,085,409,739,811.25
  5. Step 5: Solve for x
    x = 2,085,409,739,811.25/1,669,235.58
  6. Step 6: Final answer
    x = 1,249,320.21

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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.