Home / 1,946,518.56-2,666,686.05-1,873,742.76

Finding the Fourth Proportional to 1,946,518.56, 2,666,686.05 and 1,873,742.76

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Solution

The fourth proportional to 1,946,518.56, 2,666,686.05 and 1,873,742.76 is: 2,566,984.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,518.56 : 2,666,686.05 = 1,873,742.76 : x
  2. Step 2: Convert to fraction form
    1,946,518.56/2,666,686.05 = 1,873,742.76/x
  3. Step 3: Cross multiply
    1,946,518.56x = 2,666,686.05 × 1,873,742.76
  4. Step 4: Simplify right side
    1,946,518.56x = 4,996,683,679,380.50
  5. Step 5: Solve for x
    x = 4,996,683,679,380.50/1,946,518.56
  6. Step 6: Final answer
    x = 2,566,984.86

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.