Home / 1,512,617.14-2,087,384.88-824,295.16

Finding the Fourth Proportional to 1,512,617.14, 2,087,384.88 and 824,295.16

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Solution

The fourth proportional to 1,512,617.14, 2,087,384.88 and 824,295.16 is: 1,137,512.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,617.14 : 2,087,384.88 = 824,295.16 : x
  2. Step 2: Convert to fraction form
    1,512,617.14/2,087,384.88 = 824,295.16/x
  3. Step 3: Cross multiply
    1,512,617.14x = 2,087,384.88 × 824,295.16
  4. Step 4: Simplify right side
    1,512,617.14x = 1,720,621,253,641.18
  5. Step 5: Solve for x
    x = 1,720,621,253,641.18/1,512,617.14
  6. Step 6: Final answer
    x = 1,137,512.73

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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.