Home / 1,140,468.28-1,574,239.62-657,226

Finding the Fourth Proportional to 1,140,468.28, 1,574,239.62 and 657,226

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Solution

The fourth proportional to 1,140,468.28, 1,574,239.62 and 657,226 is: 907,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,468.28 : 1,574,239.62 = 657,226 : x
  2. Step 2: Convert to fraction form
    1,140,468.28/1,574,239.62 = 657,226/x
  3. Step 3: Cross multiply
    1,140,468.28x = 1,574,239.62 × 657,226
  4. Step 4: Simplify right side
    1,140,468.28x = 1,034,631,208,494.12
  5. Step 5: Solve for x
    x = 1,034,631,208,494.12/1,140,468.28
  6. Step 6: Final answer
    x = 907,198.58

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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.