Home / 1,888,371.87-2,833,395.05-989,599.92

Finding the Fourth Proportional to 1,888,371.87, 2,833,395.05 and 989,599.92

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Solution

The fourth proportional to 1,888,371.87, 2,833,395.05 and 989,599.92 is: 1,484,838.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,371.87 : 2,833,395.05 = 989,599.92 : x
  2. Step 2: Convert to fraction form
    1,888,371.87/2,833,395.05 = 989,599.92/x
  3. Step 3: Cross multiply
    1,888,371.87x = 2,833,395.05 × 989,599.92
  4. Step 4: Simplify right side
    1,888,371.87x = 2,803,927,522,595.01
  5. Step 5: Solve for x
    x = 2,803,927,522,595.01/1,888,371.87
  6. Step 6: Final answer
    x = 1,484,838.64

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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.