Home / 1,776,309.40-2,663,880.90-654,232.60

Finding the Fourth Proportional to 1,776,309.40, 2,663,880.90 and 654,232.60

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Solution

The fourth proportional to 1,776,309.40, 2,663,880.90 and 654,232.60 is: 981,134.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,309.40 : 2,663,880.90 = 654,232.60 : x
  2. Step 2: Convert to fraction form
    1,776,309.40/2,663,880.90 = 654,232.60/x
  3. Step 3: Cross multiply
    1,776,309.40x = 2,663,880.90 × 654,232.60
  4. Step 4: Simplify right side
    1,776,309.40x = 1,742,797,727,297.34
  5. Step 5: Solve for x
    x = 1,742,797,727,297.34/1,776,309.40
  6. Step 6: Final answer
    x = 981,134.10

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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.