Home / 1,201,631.56-1,658,249.14-657,767.50

Finding the Fourth Proportional to 1,201,631.56, 1,658,249.14 and 657,767.50

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Solution

The fourth proportional to 1,201,631.56, 1,658,249.14 and 657,767.50 is: 907,717.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,631.56 : 1,658,249.14 = 657,767.50 : x
  2. Step 2: Convert to fraction form
    1,201,631.56/1,658,249.14 = 657,767.50/x
  3. Step 3: Cross multiply
    1,201,631.56x = 1,658,249.14 × 657,767.50
  4. Step 4: Simplify right side
    1,201,631.56x = 1,090,742,391,194.95
  5. Step 5: Solve for x
    x = 1,090,742,391,194.95/1,201,631.56
  6. Step 6: Final answer
    x = 907,717.83

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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.