Home / 2,119,689.69-2,925,143.19-1,152,799.17

Finding the Fourth Proportional to 2,119,689.69, 2,925,143.19 and 1,152,799.17

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Solution

The fourth proportional to 2,119,689.69, 2,925,143.19 and 1,152,799.17 is: 1,590,847.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,689.69 : 2,925,143.19 = 1,152,799.17 : x
  2. Step 2: Convert to fraction form
    2,119,689.69/2,925,143.19 = 1,152,799.17/x
  3. Step 3: Cross multiply
    2,119,689.69x = 2,925,143.19 × 1,152,799.17
  4. Step 4: Simplify right side
    2,119,689.69x = 3,372,102,641,563.15
  5. Step 5: Solve for x
    x = 3,372,102,641,563.15/2,119,689.69
  6. Step 6: Final answer
    x = 1,590,847.31

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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.