Home / 3,158,140.32-4,358,235.48-1,707,835.66

Finding the Fourth Proportional to 3,158,140.32, 4,358,235.48 and 1,707,835.66

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Solution

The fourth proportional to 3,158,140.32, 4,358,235.48 and 1,707,835.66 is: 2,356,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,140.32 : 4,358,235.48 = 1,707,835.66 : x
  2. Step 2: Convert to fraction form
    3,158,140.32/4,358,235.48 = 1,707,835.66/x
  3. Step 3: Cross multiply
    3,158,140.32x = 4,358,235.48 × 1,707,835.66
  4. Step 4: Simplify right side
    3,158,140.32x = 7,443,149,950,121.25
  5. Step 5: Solve for x
    x = 7,443,149,950,121.25/3,158,140.32
  6. Step 6: Final answer
    x = 2,356,814.20

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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.