Home / 1,029,620.16-1,544,439.35-422,742.24

Finding the Fourth Proportional to 1,029,620.16, 1,544,439.35 and 422,742.24

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Solution

The fourth proportional to 1,029,620.16, 1,544,439.35 and 422,742.24 is: 634,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,620.16 : 1,544,439.35 = 422,742.24 : x
  2. Step 2: Convert to fraction form
    1,029,620.16/1,544,439.35 = 422,742.24/x
  3. Step 3: Cross multiply
    1,029,620.16x = 1,544,439.35 × 422,742.24
  4. Step 4: Simplify right side
    1,029,620.16x = 652,899,751,420.00
  5. Step 5: Solve for x
    x = 652,899,751,420.00/1,029,620.16
  6. Step 6: Final answer
    x = 634,117.10

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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.