Home / 1,776,575.40-2,666,936.70-1,019,020.20

Finding the Fourth Proportional to 1,776,575.40, 2,666,936.70 and 1,019,020.20

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Solution

The fourth proportional to 1,776,575.40, 2,666,936.70 and 1,019,020.20 is: 1,529,719.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,575.40 : 2,666,936.70 = 1,019,020.20 : x
  2. Step 2: Convert to fraction form
    1,776,575.40/2,666,936.70 = 1,019,020.20/x
  3. Step 3: Cross multiply
    1,776,575.40x = 2,666,936.70 × 1,019,020.20
  4. Step 4: Simplify right side
    1,776,575.40x = 2,717,662,369,421.34
  5. Step 5: Solve for x
    x = 2,717,662,369,421.34/1,776,575.40
  6. Step 6: Final answer
    x = 1,529,719.69

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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.