Home / 1,969,602.13-2,953,295.05-621,513.46

Finding the Fourth Proportional to 1,969,602.13, 2,953,295.05 and 621,513.46

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Solution

The fourth proportional to 1,969,602.13, 2,953,295.05 and 621,513.46 is: 931,920.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,602.13 : 2,953,295.05 = 621,513.46 : x
  2. Step 2: Convert to fraction form
    1,969,602.13/2,953,295.05 = 621,513.46/x
  3. Step 3: Cross multiply
    1,969,602.13x = 2,953,295.05 × 621,513.46
  4. Step 4: Simplify right side
    1,969,602.13x = 1,835,512,624,926.37
  5. Step 5: Solve for x
    x = 1,835,512,624,926.37/1,969,602.13
  6. Step 6: Final answer
    x = 931,920.51

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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.