Home / 1,611,943.86-2,417,828.29-489,925.38

Finding the Fourth Proportional to 1,611,943.86, 2,417,828.29 and 489,925.38

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Solution

The fourth proportional to 1,611,943.86, 2,417,828.29 and 489,925.38 is: 734,861.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,943.86 : 2,417,828.29 = 489,925.38 : x
  2. Step 2: Convert to fraction form
    1,611,943.86/2,417,828.29 = 489,925.38/x
  3. Step 3: Cross multiply
    1,611,943.86x = 2,417,828.29 × 489,925.38
  4. Step 4: Simplify right side
    1,611,943.86x = 1,184,555,443,753.00
  5. Step 5: Solve for x
    x = 1,184,555,443,753.00/1,611,943.86
  6. Step 6: Final answer
    x = 734,861.48

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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.