Home / 4,653,364.86-6,980,134.77-1,458,420.30

Finding the Fourth Proportional to 4,653,364.86, 6,980,134.77 and 1,458,420.30

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Solution

The fourth proportional to 4,653,364.86, 6,980,134.77 and 1,458,420.30 is: 2,187,657.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653,364.86 : 6,980,134.77 = 1,458,420.30 : x
  2. Step 2: Convert to fraction form
    4,653,364.86/6,980,134.77 = 1,458,420.30/x
  3. Step 3: Cross multiply
    4,653,364.86x = 6,980,134.77 × 1,458,420.30
  4. Step 4: Simplify right side
    4,653,364.86x = 10,179,970,245,303.83
  5. Step 5: Solve for x
    x = 10,179,970,245,303.83/4,653,364.86
  6. Step 6: Final answer
    x = 2,187,657.87

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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.