Home / 1,446,659.79-2,170,079.88-381,702.87

Finding the Fourth Proportional to 1,446,659.79, 2,170,079.88 and 381,702.87

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Solution

The fourth proportional to 1,446,659.79, 2,170,079.88 and 381,702.87 is: 572,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,659.79 : 2,170,079.88 = 381,702.87 : x
  2. Step 2: Convert to fraction form
    1,446,659.79/2,170,079.88 = 381,702.87/x
  3. Step 3: Cross multiply
    1,446,659.79x = 2,170,079.88 × 381,702.87
  4. Step 4: Simplify right side
    1,446,659.79x = 828,325,718,325.26
  5. Step 5: Solve for x
    x = 828,325,718,325.26/1,446,659.79
  6. Step 6: Final answer
    x = 572,578.10

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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.