Home / 2,680,605.40-4,020,908.10-1,165,014.40

Finding the Fourth Proportional to 2,680,605.40, 4,020,908.10 and 1,165,014.40

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Solution

The fourth proportional to 2,680,605.40, 4,020,908.10 and 1,165,014.40 is: 1,747,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,605.40 : 4,020,908.10 = 1,165,014.40 : x
  2. Step 2: Convert to fraction form
    2,680,605.40/4,020,908.10 = 1,165,014.40/x
  3. Step 3: Cross multiply
    2,680,605.40x = 4,020,908.10 × 1,165,014.40
  4. Step 4: Simplify right side
    2,680,605.40x = 4,684,415,837,576.64
  5. Step 5: Solve for x
    x = 4,684,415,837,576.64/2,680,605.40
  6. Step 6: Final answer
    x = 1,747,521.60

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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.