Home / 2,731,806.10-4,097,705.10-812,708.74

Finding the Fourth Proportional to 2,731,806.10, 4,097,705.10 and 812,708.74

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Solution

The fourth proportional to 2,731,806.10, 4,097,705.10 and 812,708.74 is: 1,219,061.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,806.10 : 4,097,705.10 = 812,708.74 : x
  2. Step 2: Convert to fraction form
    2,731,806.10/4,097,705.10 = 812,708.74/x
  3. Step 3: Cross multiply
    2,731,806.10x = 4,097,705.10 × 812,708.74
  4. Step 4: Simplify right side
    2,731,806.10x = 3,330,240,748,712.57
  5. Step 5: Solve for x
    x = 3,330,240,748,712.57/2,731,806.10
  6. Step 6: Final answer
    x = 1,219,061.91

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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.