Home / 2,911,491.28-4,017,804.14-1,586,926.44

Finding the Fourth Proportional to 2,911,491.28, 4,017,804.14 and 1,586,926.44

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Solution

The fourth proportional to 2,911,491.28, 4,017,804.14 and 1,586,926.44 is: 2,189,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,491.28 : 4,017,804.14 = 1,586,926.44 : x
  2. Step 2: Convert to fraction form
    2,911,491.28/4,017,804.14 = 1,586,926.44/x
  3. Step 3: Cross multiply
    2,911,491.28x = 4,017,804.14 × 1,586,926.44
  4. Step 4: Simplify right side
    2,911,491.28x = 6,375,959,620,507.46
  5. Step 5: Solve for x
    x = 6,375,959,620,507.46/2,911,491.28
  6. Step 6: Final answer
    x = 2,189,929.15

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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.