Home / 1,345,458.86-1,856,725.70-741,846.86

Finding the Fourth Proportional to 1,345,458.86, 1,856,725.70 and 741,846.86

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Solution

The fourth proportional to 1,345,458.86, 1,856,725.70 and 741,846.86 is: 1,023,744.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,458.86 : 1,856,725.70 = 741,846.86 : x
  2. Step 2: Convert to fraction form
    1,345,458.86/1,856,725.70 = 741,846.86/x
  3. Step 3: Cross multiply
    1,345,458.86x = 1,856,725.70 × 741,846.86
  4. Step 4: Simplify right side
    1,345,458.86x = 1,377,406,130,426.30
  5. Step 5: Solve for x
    x = 1,377,406,130,426.30/1,345,458.86
  6. Step 6: Final answer
    x = 1,023,744.52

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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.