Home / 1,788,864.16-2,468,619.12-1,014,642.40

Finding the Fourth Proportional to 1,788,864.16, 2,468,619.12 and 1,014,642.40

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Solution

The fourth proportional to 1,788,864.16, 2,468,619.12 and 1,014,642.40 is: 1,400,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,864.16 : 2,468,619.12 = 1,014,642.40 : x
  2. Step 2: Convert to fraction form
    1,788,864.16/2,468,619.12 = 1,014,642.40/x
  3. Step 3: Cross multiply
    1,788,864.16x = 2,468,619.12 × 1,014,642.40
  4. Step 4: Simplify right side
    1,788,864.16x = 2,504,765,628,602.69
  5. Step 5: Solve for x
    x = 2,504,765,628,602.69/1,788,864.16
  6. Step 6: Final answer
    x = 1,400,198.90

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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.