Home / 1,047,403.99-1,445,479.44-788,824.86

Finding the Fourth Proportional to 1,047,403.99, 1,445,479.44 and 788,824.86

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Solution

The fourth proportional to 1,047,403.99, 1,445,479.44 and 788,824.86 is: 1,088,624.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,403.99 : 1,445,479.44 = 788,824.86 : x
  2. Step 2: Convert to fraction form
    1,047,403.99/1,445,479.44 = 788,824.86/x
  3. Step 3: Cross multiply
    1,047,403.99x = 1,445,479.44 × 788,824.86
  4. Step 4: Simplify right side
    1,047,403.99x = 1,140,230,116,890.88
  5. Step 5: Solve for x
    x = 1,140,230,116,890.88/1,047,403.99
  6. Step 6: Final answer
    x = 1,088,624.95

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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.