Home / 1,245,465.10-1,867,506.45-496,665.10

Finding the Fourth Proportional to 1,245,465.10, 1,867,506.45 and 496,665.10

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Solution

The fourth proportional to 1,245,465.10, 1,867,506.45 and 496,665.10 is: 744,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,465.10 : 1,867,506.45 = 496,665.10 : x
  2. Step 2: Convert to fraction form
    1,245,465.10/1,867,506.45 = 496,665.10/x
  3. Step 3: Cross multiply
    1,245,465.10x = 1,867,506.45 × 496,665.10
  4. Step 4: Simplify right side
    1,245,465.10x = 927,525,277,739.90
  5. Step 5: Solve for x
    x = 927,525,277,739.90/1,245,465.10
  6. Step 6: Final answer
    x = 744,722.01

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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.