Home / 1,097,284.90-1,645,708.65-528,664.90

Finding the Fourth Proportional to 1,097,284.90, 1,645,708.65 and 528,664.90

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Solution

The fourth proportional to 1,097,284.90, 1,645,708.65 and 528,664.90 is: 792,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,284.90 : 1,645,708.65 = 528,664.90 : x
  2. Step 2: Convert to fraction form
    1,097,284.90/1,645,708.65 = 528,664.90/x
  3. Step 3: Cross multiply
    1,097,284.90x = 1,645,708.65 × 528,664.90
  4. Step 4: Simplify right side
    1,097,284.90x = 870,028,398,881.39
  5. Step 5: Solve for x
    x = 870,028,398,881.39/1,097,284.90
  6. Step 6: Final answer
    x = 792,891.98

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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.