Home / 2,671,071.76-4,006,578.06-649,317.60

Finding the Fourth Proportional to 2,671,071.76, 4,006,578.06 and 649,317.60

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Solution

The fourth proportional to 2,671,071.76, 4,006,578.06 and 649,317.60 is: 973,969.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671,071.76 : 4,006,578.06 = 649,317.60 : x
  2. Step 2: Convert to fraction form
    2,671,071.76/4,006,578.06 = 649,317.60/x
  3. Step 3: Cross multiply
    2,671,071.76x = 4,006,578.06 × 649,317.60
  4. Step 4: Simplify right side
    2,671,071.76x = 2,601,541,650,131.86
  5. Step 5: Solve for x
    x = 2,601,541,650,131.86/2,671,071.76
  6. Step 6: Final answer
    x = 973,969.21

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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.