Home / 1,397,106-1,928,006.28-761,202

Finding the Fourth Proportional to 1,397,106, 1,928,006.28 and 761,202

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Solution

The fourth proportional to 1,397,106, 1,928,006.28 and 761,202 is: 1,050,458.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,106 : 1,928,006.28 = 761,202 : x
  2. Step 2: Convert to fraction form
    1,397,106/1,928,006.28 = 761,202/x
  3. Step 3: Cross multiply
    1,397,106x = 1,928,006.28 × 761,202
  4. Step 4: Simplify right side
    1,397,106x = 1,467,602,236,348.56
  5. Step 5: Solve for x
    x = 1,467,602,236,348.56/1,397,106
  6. Step 6: Final answer
    x = 1,050,458.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.