Home / 2,979,580.15-4,111,536-1,672,532.74

Finding the Fourth Proportional to 2,979,580.15, 4,111,536 and 1,672,532.74

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Solution

The fourth proportional to 2,979,580.15, 4,111,536 and 1,672,532.74 is: 2,307,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,580.15 : 4,111,536 = 1,672,532.74 : x
  2. Step 2: Convert to fraction form
    2,979,580.15/4,111,536 = 1,672,532.74/x
  3. Step 3: Cross multiply
    2,979,580.15x = 4,111,536 × 1,672,532.74
  4. Step 4: Simplify right side
    2,979,580.15x = 6,876,678,571,688.64
  5. Step 5: Solve for x
    x = 6,876,678,571,688.64/2,979,580.15
  6. Step 6: Final answer
    x = 2,307,935.42

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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.