Home / 2,839,312.48-3,917,652.42-1,806,447.28

Finding the Fourth Proportional to 2,839,312.48, 3,917,652.42 and 1,806,447.28

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Solution

The fourth proportional to 2,839,312.48, 3,917,652.42 and 1,806,447.28 is: 2,492,516.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,312.48 : 3,917,652.42 = 1,806,447.28 : x
  2. Step 2: Convert to fraction form
    2,839,312.48/3,917,652.42 = 1,806,447.28/x
  3. Step 3: Cross multiply
    2,839,312.48x = 3,917,652.42 × 1,806,447.28
  4. Step 4: Simplify right side
    2,839,312.48x = 7,077,032,558,094.42
  5. Step 5: Solve for x
    x = 7,077,032,558,094.42/2,839,312.48
  6. Step 6: Final answer
    x = 2,492,516.27

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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.