Home / 2,311,004.89-3,465,829.99-870,649.05

Finding the Fourth Proportional to 2,311,004.89, 3,465,829.99 and 870,649.05

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Solution

The fourth proportional to 2,311,004.89, 3,465,829.99 and 870,649.05 is: 1,305,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,004.89 : 3,465,829.99 = 870,649.05 : x
  2. Step 2: Convert to fraction form
    2,311,004.89/3,465,829.99 = 870,649.05/x
  3. Step 3: Cross multiply
    2,311,004.89x = 3,465,829.99 × 870,649.05
  4. Step 4: Simplify right side
    2,311,004.89x = 3,017,521,602,340.18
  5. Step 5: Solve for x
    x = 3,017,521,602,340.18/2,311,004.89
  6. Step 6: Final answer
    x = 1,305,718.40

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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.