Home / 1,458,181.40-2,187,272.10-1,103,887.40

Finding the Fourth Proportional to 1,458,181.40, 2,187,272.10 and 1,103,887.40

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Solution

The fourth proportional to 1,458,181.40, 2,187,272.10 and 1,103,887.40 is: 1,655,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,181.40 : 2,187,272.10 = 1,103,887.40 : x
  2. Step 2: Convert to fraction form
    1,458,181.40/2,187,272.10 = 1,103,887.40/x
  3. Step 3: Cross multiply
    1,458,181.40x = 2,187,272.10 × 1,103,887.40
  4. Step 4: Simplify right side
    1,458,181.40x = 2,414,502,111,561.54
  5. Step 5: Solve for x
    x = 2,414,502,111,561.54/1,458,181.40
  6. Step 6: Final answer
    x = 1,655,831.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.