Home / 1,777,683.24-2,666,856.24-712,808.64

Finding the Fourth Proportional to 1,777,683.24, 2,666,856.24 and 712,808.64

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Solution

The fourth proportional to 1,777,683.24, 2,666,856.24 and 712,808.64 is: 1,069,345.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,683.24 : 2,666,856.24 = 712,808.64 : x
  2. Step 2: Convert to fraction form
    1,777,683.24/2,666,856.24 = 712,808.64/x
  3. Step 3: Cross multiply
    1,777,683.24x = 2,666,856.24 × 712,808.64
  4. Step 4: Simplify right side
    1,777,683.24x = 1,900,958,169,509.91
  5. Step 5: Solve for x
    x = 1,900,958,169,509.91/1,777,683.24
  6. Step 6: Final answer
    x = 1,069,345.84

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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.