Home / 1,512,548.64-2,087,290.35-824,226.57

Finding the Fourth Proportional to 1,512,548.64, 2,087,290.35 and 824,226.57

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Solution

The fourth proportional to 1,512,548.64, 2,087,290.35 and 824,226.57 is: 1,137,418.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,548.64 : 2,087,290.35 = 824,226.57 : x
  2. Step 2: Convert to fraction form
    1,512,548.64/2,087,290.35 = 824,226.57/x
  3. Step 3: Cross multiply
    1,512,548.64x = 2,087,290.35 × 824,226.57
  4. Step 4: Simplify right side
    1,512,548.64x = 1,720,400,165,774.60
  5. Step 5: Solve for x
    x = 1,720,400,165,774.60/1,512,548.64
  6. Step 6: Final answer
    x = 1,137,418.08

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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.