Home / 3,909,746.80-5,864,328.60-1,634,683.60

Finding the Fourth Proportional to 3,909,746.80, 5,864,328.60 and 1,634,683.60

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Solution

The fourth proportional to 3,909,746.80, 5,864,328.60 and 1,634,683.60 is: 2,451,903.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,746.80 : 5,864,328.60 = 1,634,683.60 : x
  2. Step 2: Convert to fraction form
    3,909,746.80/5,864,328.60 = 1,634,683.60/x
  3. Step 3: Cross multiply
    3,909,746.80x = 5,864,328.60 × 1,634,683.60
  4. Step 4: Simplify right side
    3,909,746.80x = 9,586,321,787,430.96
  5. Step 5: Solve for x
    x = 9,586,321,787,430.96/3,909,746.80
  6. Step 6: Final answer
    x = 2,451,903.48

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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.