Home / 1,054,523.79-1,455,387.66-646,553.52

Finding the Fourth Proportional to 1,054,523.79, 1,455,387.66 and 646,553.52

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Solution

The fourth proportional to 1,054,523.79, 1,455,387.66 and 646,553.52 is: 892,332.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,523.79 : 1,455,387.66 = 646,553.52 : x
  2. Step 2: Convert to fraction form
    1,054,523.79/1,455,387.66 = 646,553.52/x
  3. Step 3: Cross multiply
    1,054,523.79x = 1,455,387.66 × 646,553.52
  4. Step 4: Simplify right side
    1,054,523.79x = 940,986,014,537.56
  5. Step 5: Solve for x
    x = 940,986,014,537.56/1,054,523.79
  6. Step 6: Final answer
    x = 892,332.66

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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.