Home / 2,740,731.76-4,111,371.42-943,377.40

Finding the Fourth Proportional to 2,740,731.76, 4,111,371.42 and 943,377.40

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Solution

The fourth proportional to 2,740,731.76, 4,111,371.42 and 943,377.40 is: 1,415,160.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,731.76 : 4,111,371.42 = 943,377.40 : x
  2. Step 2: Convert to fraction form
    2,740,731.76/4,111,371.42 = 943,377.40/x
  3. Step 3: Cross multiply
    2,740,731.76x = 4,111,371.42 × 943,377.40
  4. Step 4: Simplify right side
    2,740,731.76x = 3,878,574,880,633.91
  5. Step 5: Solve for x
    x = 3,878,574,880,633.91/2,740,731.76
  6. Step 6: Final answer
    x = 1,415,160.34

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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.