Home / 2,915,960.40-4,372,628.40-1,118,246.40

Finding the Fourth Proportional to 2,915,960.40, 4,372,628.40 and 1,118,246.40

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Solution

The fourth proportional to 2,915,960.40, 4,372,628.40 and 1,118,246.40 is: 1,676,866.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,960.40 : 4,372,628.40 = 1,118,246.40 : x
  2. Step 2: Convert to fraction form
    2,915,960.40/4,372,628.40 = 1,118,246.40/x
  3. Step 3: Cross multiply
    2,915,960.40x = 4,372,628.40 × 1,118,246.40
  4. Step 4: Simplify right side
    2,915,960.40x = 4,889,675,966,837.76
  5. Step 5: Solve for x
    x = 4,889,675,966,837.76/2,915,960.40
  6. Step 6: Final answer
    x = 1,676,866.38

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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.