Home / 1,815,275.70-2,721,222.03-616,378.25

Finding the Fourth Proportional to 1,815,275.70, 2,721,222.03 and 616,378.25

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Solution

The fourth proportional to 1,815,275.70, 2,721,222.03 and 616,378.25 is: 923,993.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,275.70 : 2,721,222.03 = 616,378.25 : x
  2. Step 2: Convert to fraction form
    1,815,275.70/2,721,222.03 = 616,378.25/x
  3. Step 3: Cross multiply
    1,815,275.70x = 2,721,222.03 × 616,378.25
  4. Step 4: Simplify right side
    1,815,275.70x = 1,677,302,059,106.74
  5. Step 5: Solve for x
    x = 1,677,302,059,106.74/1,815,275.70
  6. Step 6: Final answer
    x = 923,993.01

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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.