Home / 1,408,870.75-1,944,241.64-805,271.71

Finding the Fourth Proportional to 1,408,870.75, 1,944,241.64 and 805,271.71

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Solution

The fourth proportional to 1,408,870.75, 1,944,241.64 and 805,271.71 is: 1,111,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,870.75 : 1,944,241.64 = 805,271.71 : x
  2. Step 2: Convert to fraction form
    1,408,870.75/1,944,241.64 = 805,271.71/x
  3. Step 3: Cross multiply
    1,408,870.75x = 1,944,241.64 × 805,271.71
  4. Step 4: Simplify right side
    1,408,870.75x = 1,565,642,790,096.00
  5. Step 5: Solve for x
    x = 1,565,642,790,096.00/1,408,870.75
  6. Step 6: Final answer
    x = 1,111,274.96

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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.