Home / 2,983,881.12-4,475,852.88-2,388,626.28

Finding the Fourth Proportional to 2,983,881.12, 4,475,852.88 and 2,388,626.28

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Solution

The fourth proportional to 2,983,881.12, 4,475,852.88 and 2,388,626.28 is: 3,582,964.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,881.12 : 4,475,852.88 = 2,388,626.28 : x
  2. Step 2: Convert to fraction form
    2,983,881.12/4,475,852.88 = 2,388,626.28/x
  3. Step 3: Cross multiply
    2,983,881.12x = 4,475,852.88 × 2,388,626.28
  4. Step 4: Simplify right side
    2,983,881.12x = 10,691,139,814,581.69
  5. Step 5: Solve for x
    x = 10,691,139,814,581.69/2,983,881.12
  6. Step 6: Final answer
    x = 3,582,964.40

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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.