Home / 2,833,147.10-3,909,628.94-1,543,959.81

Finding the Fourth Proportional to 2,833,147.10, 3,909,628.94 and 1,543,959.81

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Solution

The fourth proportional to 2,833,147.10, 3,909,628.94 and 1,543,959.81 is: 2,130,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833,147.10 : 3,909,628.94 = 1,543,959.81 : x
  2. Step 2: Convert to fraction form
    2,833,147.10/3,909,628.94 = 1,543,959.81/x
  3. Step 3: Cross multiply
    2,833,147.10x = 3,909,628.94 × 1,543,959.81
  4. Step 4: Simplify right side
    2,833,147.10x = 6,036,309,938,828.70
  5. Step 5: Solve for x
    x = 6,036,309,938,828.70/2,833,147.10
  6. Step 6: Final answer
    x = 2,130,602.37

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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.