Home / 4,309,967.64-6,464,983.86-1,913,167.92

Finding the Fourth Proportional to 4,309,967.64, 6,464,983.86 and 1,913,167.92

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Solution

The fourth proportional to 4,309,967.64, 6,464,983.86 and 1,913,167.92 is: 2,869,766.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309,967.64 : 6,464,983.86 = 1,913,167.92 : x
  2. Step 2: Convert to fraction form
    4,309,967.64/6,464,983.86 = 1,913,167.92/x
  3. Step 3: Cross multiply
    4,309,967.64x = 6,464,983.86 × 1,913,167.92
  4. Step 4: Simplify right side
    4,309,967.64x = 12,368,599,724,269.77
  5. Step 5: Solve for x
    x = 12,368,599,724,269.77/4,309,967.64
  6. Step 6: Final answer
    x = 2,869,766.26

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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.