Home / 1,503,455.20-2,255,182.80-706,293.70

Finding the Fourth Proportional to 1,503,455.20, 2,255,182.80 and 706,293.70

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Solution

The fourth proportional to 1,503,455.20, 2,255,182.80 and 706,293.70 is: 1,059,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,455.20 : 2,255,182.80 = 706,293.70 : x
  2. Step 2: Convert to fraction form
    1,503,455.20/2,255,182.80 = 706,293.70/x
  3. Step 3: Cross multiply
    1,503,455.20x = 2,255,182.80 × 706,293.70
  4. Step 4: Simplify right side
    1,503,455.20x = 1,592,821,403,988.36
  5. Step 5: Solve for x
    x = 1,592,821,403,988.36/1,503,455.20
  6. Step 6: Final answer
    x = 1,059,440.55

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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.