Home / 1,503,564.60-2,255,346.90-1,397,276.40

Finding the Fourth Proportional to 1,503,564.60, 2,255,346.90 and 1,397,276.40

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Solution

The fourth proportional to 1,503,564.60, 2,255,346.90 and 1,397,276.40 is: 2,095,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,564.60 : 2,255,346.90 = 1,397,276.40 : x
  2. Step 2: Convert to fraction form
    1,503,564.60/2,255,346.90 = 1,397,276.40/x
  3. Step 3: Cross multiply
    1,503,564.60x = 2,255,346.90 × 1,397,276.40
  4. Step 4: Simplify right side
    1,503,564.60x = 3,151,342,997,183.16
  5. Step 5: Solve for x
    x = 3,151,342,997,183.16/1,503,564.60
  6. Step 6: Final answer
    x = 2,095,914.60

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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.