Home / 2,967,970.87-4,459,429.69-1,888,979.56

Finding the Fourth Proportional to 2,967,970.87, 4,459,429.69 and 1,888,979.56

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Solution

The fourth proportional to 2,967,970.87, 4,459,429.69 and 1,888,979.56 is: 2,838,225.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,970.87 : 4,459,429.69 = 1,888,979.56 : x
  2. Step 2: Convert to fraction form
    2,967,970.87/4,459,429.69 = 1,888,979.56/x
  3. Step 3: Cross multiply
    2,967,970.87x = 4,459,429.69 × 1,888,979.56
  4. Step 4: Simplify right side
    2,967,970.87x = 8,423,771,530,338.26
  5. Step 5: Solve for x
    x = 8,423,771,530,338.26/2,967,970.87
  6. Step 6: Final answer
    x = 2,838,225.82

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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.