Home / 4,678,382.88-7,017,568.92-1,761,020.28

Finding the Fourth Proportional to 4,678,382.88, 7,017,568.92 and 1,761,020.28

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Solution

The fourth proportional to 4,678,382.88, 7,017,568.92 and 1,761,020.28 is: 2,641,528.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,382.88 : 7,017,568.92 = 1,761,020.28 : x
  2. Step 2: Convert to fraction form
    4,678,382.88/7,017,568.92 = 1,761,020.28/x
  3. Step 3: Cross multiply
    4,678,382.88x = 7,017,568.92 × 1,761,020.28
  4. Step 4: Simplify right side
    4,678,382.88x = 12,358,081,184,417.70
  5. Step 5: Solve for x
    x = 12,358,081,184,417.70/4,678,382.88
  6. Step 6: Final answer
    x = 2,641,528.39

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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.