Home / 1,029,511.28-1,544,493.06-422,303.19

Finding the Fourth Proportional to 1,029,511.28, 1,544,493.06 and 422,303.19

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Solution

The fourth proportional to 1,029,511.28, 1,544,493.06 and 422,303.19 is: 633,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,511.28 : 1,544,493.06 = 422,303.19 : x
  2. Step 2: Convert to fraction form
    1,029,511.28/1,544,493.06 = 422,303.19/x
  3. Step 3: Cross multiply
    1,029,511.28x = 1,544,493.06 × 422,303.19
  4. Step 4: Simplify right side
    1,029,511.28x = 652,244,346,170.86
  5. Step 5: Solve for x
    x = 652,244,346,170.86/1,029,511.28
  6. Step 6: Final answer
    x = 633,547.55

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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.