Home / 1,971,556.80-2,956,063.40-773,600.14

Finding the Fourth Proportional to 1,971,556.80, 2,956,063.40 and 773,600.14

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Solution

The fourth proportional to 1,971,556.80, 2,956,063.40 and 773,600.14 is: 1,159,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,556.80 : 2,956,063.40 = 773,600.14 : x
  2. Step 2: Convert to fraction form
    1,971,556.80/2,956,063.40 = 773,600.14/x
  3. Step 3: Cross multiply
    1,971,556.80x = 2,956,063.40 × 773,600.14
  4. Step 4: Simplify right side
    1,971,556.80x = 2,286,811,060,088.88
  5. Step 5: Solve for x
    x = 2,286,811,060,088.88/1,971,556.80
  6. Step 6: Final answer
    x = 1,159,901.18

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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.