Home / 2,684,721.40-4,027,460.34-862,475.32

Finding the Fourth Proportional to 2,684,721.40, 4,027,460.34 and 862,475.32

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Solution

The fourth proportional to 2,684,721.40, 4,027,460.34 and 862,475.32 is: 1,293,834.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684,721.40 : 4,027,460.34 = 862,475.32 : x
  2. Step 2: Convert to fraction form
    2,684,721.40/4,027,460.34 = 862,475.32/x
  3. Step 3: Cross multiply
    2,684,721.40x = 4,027,460.34 × 862,475.32
  4. Step 4: Simplify right side
    2,684,721.40x = 3,473,585,145,528.81
  5. Step 5: Solve for x
    x = 3,473,585,145,528.81/2,684,721.40
  6. Step 6: Final answer
    x = 1,293,834.49

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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.