Home / 1,174,415.68-1,620,807.40-658,257.25

Finding the Fourth Proportional to 1,174,415.68, 1,620,807.40 and 658,257.25

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Solution

The fourth proportional to 1,174,415.68, 1,620,807.40 and 658,257.25 is: 908,458.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,415.68 : 1,620,807.40 = 658,257.25 : x
  2. Step 2: Convert to fraction form
    1,174,415.68/1,620,807.40 = 658,257.25/x
  3. Step 3: Cross multiply
    1,174,415.68x = 1,620,807.40 × 658,257.25
  4. Step 4: Simplify right side
    1,174,415.68x = 1,066,908,221,713.47
  5. Step 5: Solve for x
    x = 1,066,908,221,713.47/1,174,415.68
  6. Step 6: Final answer
    x = 908,458.77

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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.