Home / 3,007,709.01-4,149,988.02-1,905,461.01

Finding the Fourth Proportional to 3,007,709.01, 4,149,988.02 and 1,905,461.01

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Solution

The fourth proportional to 3,007,709.01, 4,149,988.02 and 1,905,461.01 is: 2,629,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007,709.01 : 4,149,988.02 = 1,905,461.01 : x
  2. Step 2: Convert to fraction form
    3,007,709.01/4,149,988.02 = 1,905,461.01/x
  3. Step 3: Cross multiply
    3,007,709.01x = 4,149,988.02 × 1,905,461.01
  4. Step 4: Simplify right side
    3,007,709.01x = 7,907,640,364,077.10
  5. Step 5: Solve for x
    x = 7,907,640,364,077.10/3,007,709.01
  6. Step 6: Final answer
    x = 2,629,124.14

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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.