Home / 4,302,511.36-6,453,818.88-1,310,721.28

Finding the Fourth Proportional to 4,302,511.36, 6,453,818.88 and 1,310,721.28

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Solution

The fourth proportional to 4,302,511.36, 6,453,818.88 and 1,310,721.28 is: 1,966,097.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302,511.36 : 6,453,818.88 = 1,310,721.28 : x
  2. Step 2: Convert to fraction form
    4,302,511.36/6,453,818.88 = 1,310,721.28/x
  3. Step 3: Cross multiply
    4,302,511.36x = 6,453,818.88 × 1,310,721.28
  4. Step 4: Simplify right side
    4,302,511.36x = 8,459,157,743,281.77
  5. Step 5: Solve for x
    x = 8,459,157,743,281.77/4,302,511.36
  6. Step 6: Final answer
    x = 1,966,097.71

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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.