Home / 2,639,706.63-3,642,773.90-1,432,482.63

Finding the Fourth Proportional to 2,639,706.63, 3,642,773.90 and 1,432,482.63

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Solution

The fourth proportional to 2,639,706.63, 3,642,773.90 and 1,432,482.63 is: 1,976,814.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,706.63 : 3,642,773.90 = 1,432,482.63 : x
  2. Step 2: Convert to fraction form
    2,639,706.63/3,642,773.90 = 1,432,482.63/x
  3. Step 3: Cross multiply
    2,639,706.63x = 3,642,773.90 × 1,432,482.63
  4. Step 4: Simplify right side
    2,639,706.63x = 5,218,210,329,604.94
  5. Step 5: Solve for x
    x = 5,218,210,329,604.94/2,639,706.63
  6. Step 6: Final answer
    x = 1,976,814.50

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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.