Home / 1,727,278.36-2,587,447.70-860,100.76

Finding the Fourth Proportional to 1,727,278.36, 2,587,447.70 and 860,100.76

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Solution

The fourth proportional to 1,727,278.36, 2,587,447.70 and 860,100.76 is: 1,288,423.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,278.36 : 2,587,447.70 = 860,100.76 : x
  2. Step 2: Convert to fraction form
    1,727,278.36/2,587,447.70 = 860,100.76/x
  3. Step 3: Cross multiply
    1,727,278.36x = 2,587,447.70 × 860,100.76
  4. Step 4: Simplify right side
    1,727,278.36x = 2,225,465,733,230.25
  5. Step 5: Solve for x
    x = 2,225,465,733,230.25/1,727,278.36
  6. Step 6: Final answer
    x = 1,288,423.33

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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.