Home / 1,807,826.97-2,495,970-1,120,228.50

Finding the Fourth Proportional to 1,807,826.97, 2,495,970 and 1,120,228.50

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Solution

The fourth proportional to 1,807,826.97, 2,495,970 and 1,120,228.50 is: 1,546,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,826.97 : 2,495,970 = 1,120,228.50 : x
  2. Step 2: Convert to fraction form
    1,807,826.97/2,495,970 = 1,120,228.50/x
  3. Step 3: Cross multiply
    1,807,826.97x = 2,495,970 × 1,120,228.50
  4. Step 4: Simplify right side
    1,807,826.97x = 2,796,056,729,145
  5. Step 5: Solve for x
    x = 2,796,056,729,145/1,807,826.97
  6. Step 6: Final answer
    x = 1,546,639.57

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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.