Home / 1,353,284.29-2,029,681.20-543,636.04

Finding the Fourth Proportional to 1,353,284.29, 2,029,681.20 and 543,636.04

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Solution

The fourth proportional to 1,353,284.29, 2,029,681.20 and 543,636.04 is: 815,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,284.29 : 2,029,681.20 = 543,636.04 : x
  2. Step 2: Convert to fraction form
    1,353,284.29/2,029,681.20 = 543,636.04/x
  3. Step 3: Cross multiply
    1,353,284.29x = 2,029,681.20 × 543,636.04
  4. Step 4: Simplify right side
    1,353,284.29x = 1,103,407,850,030.45
  5. Step 5: Solve for x
    x = 1,103,407,850,030.45/1,353,284.29
  6. Step 6: Final answer
    x = 815,355.55

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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.