Home / 1,512,615.14-2,087,382.12-824,293.16

Finding the Fourth Proportional to 1,512,615.14, 2,087,382.12 and 824,293.16

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Solution

The fourth proportional to 1,512,615.14, 2,087,382.12 and 824,293.16 is: 1,137,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,615.14 : 2,087,382.12 = 824,293.16 : x
  2. Step 2: Convert to fraction form
    1,512,615.14/2,087,382.12 = 824,293.16/x
  3. Step 3: Cross multiply
    1,512,615.14x = 2,087,382.12 × 824,293.16
  4. Step 4: Simplify right side
    1,512,615.14x = 1,720,614,803,822.30
  5. Step 5: Solve for x
    x = 1,720,614,803,822.30/1,512,615.14
  6. Step 6: Final answer
    x = 1,137,509.97

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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.