Home / 1,895,925-2,616,040.17-1,121,588.49

Finding the Fourth Proportional to 1,895,925, 2,616,040.17 and 1,121,588.49

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Solution

The fourth proportional to 1,895,925, 2,616,040.17 and 1,121,588.49 is: 1,547,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,925 : 2,616,040.17 = 1,121,588.49 : x
  2. Step 2: Convert to fraction form
    1,895,925/2,616,040.17 = 1,121,588.49/x
  3. Step 3: Cross multiply
    1,895,925x = 2,616,040.17 × 1,121,588.49
  4. Step 4: Simplify right side
    1,895,925x = 2,934,120,544,049.64
  5. Step 5: Solve for x
    x = 2,934,120,544,049.64/1,895,925
  6. Step 6: Final answer
    x = 1,547,593.15

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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.