Home / 3,243,577.15-4,477,070.64-2,141,813.13

Finding the Fourth Proportional to 3,243,577.15, 4,477,070.64 and 2,141,813.13

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Solution

The fourth proportional to 3,243,577.15, 4,477,070.64 and 2,141,813.13 is: 2,956,318.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243,577.15 : 4,477,070.64 = 2,141,813.13 : x
  2. Step 2: Convert to fraction form
    3,243,577.15/4,477,070.64 = 2,141,813.13/x
  3. Step 3: Cross multiply
    3,243,577.15x = 4,477,070.64 × 2,141,813.13
  4. Step 4: Simplify right side
    3,243,577.15x = 9,589,048,680,689.50
  5. Step 5: Solve for x
    x = 9,589,048,680,689.50/3,243,577.15
  6. Step 6: Final answer
    x = 2,956,318.98

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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.