Home / 3,079,145.16-4,249,048.92-1,702,409.28

Finding the Fourth Proportional to 3,079,145.16, 4,249,048.92 and 1,702,409.28

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Solution

The fourth proportional to 3,079,145.16, 4,249,048.92 and 1,702,409.28 is: 2,349,230.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,145.16 : 4,249,048.92 = 1,702,409.28 : x
  2. Step 2: Convert to fraction form
    3,079,145.16/4,249,048.92 = 1,702,409.28/x
  3. Step 3: Cross multiply
    3,079,145.16x = 4,249,048.92 × 1,702,409.28
  4. Step 4: Simplify right side
    3,079,145.16x = 7,233,620,312,581.98
  5. Step 5: Solve for x
    x = 7,233,620,312,581.98/3,079,145.16
  6. Step 6: Final answer
    x = 2,349,230.04

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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.