Home / 1,271,377.68-1,908,733.32-852,527.76

Finding the Fourth Proportional to 1,271,377.68, 1,908,733.32 and 852,527.76

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Solution

The fourth proportional to 1,271,377.68, 1,908,733.32 and 852,527.76 is: 1,279,909.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,377.68 : 1,908,733.32 = 852,527.76 : x
  2. Step 2: Convert to fraction form
    1,271,377.68/1,908,733.32 = 852,527.76/x
  3. Step 3: Cross multiply
    1,271,377.68x = 1,908,733.32 × 852,527.76
  4. Step 4: Simplify right side
    1,271,377.68x = 1,627,248,141,736.96
  5. Step 5: Solve for x
    x = 1,627,248,141,736.96/1,271,377.68
  6. Step 6: Final answer
    x = 1,279,909.32

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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.