Home / 2,881,730.10-3,976,679.96-1,658,224.56

Finding the Fourth Proportional to 2,881,730.10, 3,976,679.96 and 1,658,224.56

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Solution

The fourth proportional to 2,881,730.10, 3,976,679.96 and 1,658,224.56 is: 2,288,287.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,730.10 : 3,976,679.96 = 1,658,224.56 : x
  2. Step 2: Convert to fraction form
    2,881,730.10/3,976,679.96 = 1,658,224.56/x
  3. Step 3: Cross multiply
    2,881,730.10x = 3,976,679.96 × 1,658,224.56
  4. Step 4: Simplify right side
    2,881,730.10x = 6,594,228,376,931.82
  5. Step 5: Solve for x
    x = 6,594,228,376,931.82/2,881,730.10
  6. Step 6: Final answer
    x = 2,288,287.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.