Home / 2,943,040.90-4,129,705.10-2,943,040.90

Finding the Fourth Proportional to 2,943,040.90, 4,129,705.10 and 2,943,040.90

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Solution

The fourth proportional to 2,943,040.90, 4,129,705.10 and 2,943,040.90 is: 4,129,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,040.90 : 4,129,705.10 = 2,943,040.90 : x
  2. Step 2: Convert to fraction form
    2,943,040.90/4,129,705.10 = 2,943,040.90/x
  3. Step 3: Cross multiply
    2,943,040.90x = 4,129,705.10 × 2,943,040.90
  4. Step 4: Simplify right side
    2,943,040.90x = 12,153,891,014,238.59
  5. Step 5: Solve for x
    x = 12,153,891,014,238.59/2,943,040.90
  6. Step 6: Final answer
    x = 4,129,705.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.