Home / 1,276,666.56-1,914,501.61-557,228.30

Finding the Fourth Proportional to 1,276,666.56, 1,914,501.61 and 557,228.30

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Solution

The fourth proportional to 1,276,666.56, 1,914,501.61 and 557,228.30 is: 835,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,666.56 : 1,914,501.61 = 557,228.30 : x
  2. Step 2: Convert to fraction form
    1,276,666.56/1,914,501.61 = 557,228.30/x
  3. Step 3: Cross multiply
    1,276,666.56x = 1,914,501.61 × 557,228.30
  4. Step 4: Simplify right side
    1,276,666.56x = 1,066,814,474,701.42
  5. Step 5: Solve for x
    x = 1,066,814,474,701.42/1,276,666.56
  6. Step 6: Final answer
    x = 835,624.99

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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.