Home / 2,791,880.40-3,851,813.52-1,825,576.32

Finding the Fourth Proportional to 2,791,880.40, 3,851,813.52 and 1,825,576.32

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Solution

The fourth proportional to 2,791,880.40, 3,851,813.52 and 1,825,576.32 is: 2,518,653.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,880.40 : 3,851,813.52 = 1,825,576.32 : x
  2. Step 2: Convert to fraction form
    2,791,880.40/3,851,813.52 = 1,825,576.32/x
  3. Step 3: Cross multiply
    2,791,880.40x = 3,851,813.52 × 1,825,576.32
  4. Step 4: Simplify right side
    2,791,880.40x = 7,031,779,551,167.85
  5. Step 5: Solve for x
    x = 7,031,779,551,167.85/2,791,880.40
  6. Step 6: Final answer
    x = 2,518,653.58

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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.