Home / 1,942,955.40-2,911,808.70-1,301,435.40

Finding the Fourth Proportional to 1,942,955.40, 2,911,808.70 and 1,301,435.40

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Solution

The fourth proportional to 1,942,955.40, 2,911,808.70 and 1,301,435.40 is: 1,950,395.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,955.40 : 2,911,808.70 = 1,301,435.40 : x
  2. Step 2: Convert to fraction form
    1,942,955.40/2,911,808.70 = 1,301,435.40/x
  3. Step 3: Cross multiply
    1,942,955.40x = 2,911,808.70 × 1,301,435.40
  4. Step 4: Simplify right side
    1,942,955.40x = 3,789,530,920,207.98
  5. Step 5: Solve for x
    x = 3,789,530,920,207.98/1,942,955.40
  6. Step 6: Final answer
    x = 1,950,395.22

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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.