Home / 2,983,206.60-4,475,457.90-1,089,945

Finding the Fourth Proportional to 2,983,206.60, 4,475,457.90 and 1,089,945

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Solution

The fourth proportional to 2,983,206.60, 4,475,457.90 and 1,089,945 is: 1,635,154.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,206.60 : 4,475,457.90 = 1,089,945 : x
  2. Step 2: Convert to fraction form
    2,983,206.60/4,475,457.90 = 1,089,945/x
  3. Step 3: Cross multiply
    2,983,206.60x = 4,475,457.90 × 1,089,945
  4. Step 4: Simplify right side
    2,983,206.60x = 4,878,002,960,815.50
  5. Step 5: Solve for x
    x = 4,878,002,960,815.50/2,983,206.60
  6. Step 6: Final answer
    x = 1,635,154.25

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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.