Home / 3,956,152.80-5,459,493.84-2,145,316.32

Finding the Fourth Proportional to 3,956,152.80, 5,459,493.84 and 2,145,316.32

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Solution

The fourth proportional to 3,956,152.80, 5,459,493.84 and 2,145,316.32 is: 2,960,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,152.80 : 5,459,493.84 = 2,145,316.32 : x
  2. Step 2: Convert to fraction form
    3,956,152.80/5,459,493.84 = 2,145,316.32/x
  3. Step 3: Cross multiply
    3,956,152.80x = 5,459,493.84 × 2,145,316.32
  4. Step 4: Simplify right side
    3,956,152.80x = 11,712,341,233,891.47
  5. Step 5: Solve for x
    x = 11,712,341,233,891.47/3,956,152.80
  6. Step 6: Final answer
    x = 2,960,538.14

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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.