Home / 1,353,047.76-2,029,571.64-355,698

Finding the Fourth Proportional to 1,353,047.76, 2,029,571.64 and 355,698

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Solution

The fourth proportional to 1,353,047.76, 2,029,571.64 and 355,698 is: 533,547

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,047.76 : 2,029,571.64 = 355,698 : x
  2. Step 2: Convert to fraction form
    1,353,047.76/2,029,571.64 = 355,698/x
  3. Step 3: Cross multiply
    1,353,047.76x = 2,029,571.64 × 355,698
  4. Step 4: Simplify right side
    1,353,047.76x = 721,914,573,204.72
  5. Step 5: Solve for x
    x = 721,914,573,204.72/1,353,047.76
  6. Step 6: Final answer
    x = 533,547

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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.