Home / 1,201,582.82-1,658,186.78-657,753.41

Finding the Fourth Proportional to 1,201,582.82, 1,658,186.78 and 657,753.41

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Solution

The fourth proportional to 1,201,582.82, 1,658,186.78 and 657,753.41 is: 907,701.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,582.82 : 1,658,186.78 = 657,753.41 : x
  2. Step 2: Convert to fraction form
    1,201,582.82/1,658,186.78 = 657,753.41/x
  3. Step 3: Cross multiply
    1,201,582.82x = 1,658,186.78 × 657,753.41
  4. Step 4: Simplify right side
    1,201,582.82x = 1,090,678,009,818.62
  5. Step 5: Solve for x
    x = 1,090,678,009,818.62/1,201,582.82
  6. Step 6: Final answer
    x = 907,701.07

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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.