Home / 1,054,518.88-1,581,777.94-423,432.52

Finding the Fourth Proportional to 1,054,518.88, 1,581,777.94 and 423,432.52

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Solution

The fourth proportional to 1,054,518.88, 1,581,777.94 and 423,432.52 is: 635,148.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,518.88 : 1,581,777.94 = 423,432.52 : x
  2. Step 2: Convert to fraction form
    1,054,518.88/1,581,777.94 = 423,432.52/x
  3. Step 3: Cross multiply
    1,054,518.88x = 1,581,777.94 × 423,432.52
  4. Step 4: Simplify right side
    1,054,518.88x = 669,776,219,214.61
  5. Step 5: Solve for x
    x = 669,776,219,214.61/1,054,518.88
  6. Step 6: Final answer
    x = 635,148.63

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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.