Home / 1,512,550.64-2,087,293.10-824,228.58

Finding the Fourth Proportional to 1,512,550.64, 2,087,293.10 and 824,228.58

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Solution

The fourth proportional to 1,512,550.64, 2,087,293.10 and 824,228.58 is: 1,137,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,550.64 : 2,087,293.10 = 824,228.58 : x
  2. Step 2: Convert to fraction form
    1,512,550.64/2,087,293.10 = 824,228.58/x
  3. Step 3: Cross multiply
    1,512,550.64x = 2,087,293.10 × 824,228.58
  4. Step 4: Simplify right side
    1,512,550.64x = 1,720,406,627,856.80
  5. Step 5: Solve for x
    x = 1,720,406,627,856.80/1,512,550.64
  6. Step 6: Final answer
    x = 1,137,420.85

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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.