Home / 1,054,548.86-1,581,896.46-423,462.74

Finding the Fourth Proportional to 1,054,548.86, 1,581,896.46 and 423,462.74

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Solution

The fourth proportional to 1,054,548.86, 1,581,896.46 and 423,462.74 is: 635,223.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,548.86 : 1,581,896.46 = 423,462.74 : x
  2. Step 2: Convert to fraction form
    1,054,548.86/1,581,896.46 = 423,462.74/x
  3. Step 3: Cross multiply
    1,054,548.86x = 1,581,896.46 × 423,462.74
  4. Step 4: Simplify right side
    1,054,548.86x = 669,874,209,347.90
  5. Step 5: Solve for x
    x = 669,874,209,347.90/1,054,548.86
  6. Step 6: Final answer
    x = 635,223.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.