Home / 2,983,903.74-4,475,886.63-2,388,648.78

Finding the Fourth Proportional to 2,983,903.74, 4,475,886.63 and 2,388,648.78

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Solution

The fourth proportional to 2,983,903.74, 4,475,886.63 and 2,388,648.78 is: 3,582,998.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,903.74 : 4,475,886.63 = 2,388,648.78 : x
  2. Step 2: Convert to fraction form
    2,983,903.74/4,475,886.63 = 2,388,648.78/x
  3. Step 3: Cross multiply
    2,983,903.74x = 4,475,886.63 × 2,388,648.78
  4. Step 4: Simplify right side
    2,983,903.74x = 10,691,321,138,167.81
  5. Step 5: Solve for x
    x = 10,691,321,138,167.81/2,983,903.74
  6. Step 6: Final answer
    x = 3,582,998.00

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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.