Home / 1,730,734.40-2,388,378.48-1,051,889.60

Finding the Fourth Proportional to 1,730,734.40, 2,388,378.48 and 1,051,889.60

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Solution

The fourth proportional to 1,730,734.40, 2,388,378.48 and 1,051,889.60 is: 1,451,586.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730,734.40 : 2,388,378.48 = 1,051,889.60 : x
  2. Step 2: Convert to fraction form
    1,730,734.40/2,388,378.48 = 1,051,889.60/x
  3. Step 3: Cross multiply
    1,730,734.40x = 2,388,378.48 × 1,051,889.60
  4. Step 4: Simplify right side
    1,730,734.40x = 2,512,310,483,975.81
  5. Step 5: Solve for x
    x = 2,512,310,483,975.81/1,730,734.40
  6. Step 6: Final answer
    x = 1,451,586.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.