Home / 1,483,869.28-2,047,785.96-839,276.86

Finding the Fourth Proportional to 1,483,869.28, 2,047,785.96 and 839,276.86

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Solution

The fourth proportional to 1,483,869.28, 2,047,785.96 and 839,276.86 is: 1,158,228.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,869.28 : 2,047,785.96 = 839,276.86 : x
  2. Step 2: Convert to fraction form
    1,483,869.28/2,047,785.96 = 839,276.86/x
  3. Step 3: Cross multiply
    1,483,869.28x = 2,047,785.96 × 839,276.86
  4. Step 4: Simplify right side
    1,483,869.28x = 1,718,659,370,460.89
  5. Step 5: Solve for x
    x = 1,718,659,370,460.89/1,483,869.28
  6. Step 6: Final answer
    x = 1,158,228.28

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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.