Home / 3,931,459.34-5,427,087.90-2,643,047.04

Finding the Fourth Proportional to 3,931,459.34, 5,427,087.90 and 2,643,047.04

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Solution

The fourth proportional to 3,931,459.34, 5,427,087.90 and 2,643,047.04 is: 3,648,530.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,459.34 : 5,427,087.90 = 2,643,047.04 : x
  2. Step 2: Convert to fraction form
    3,931,459.34/5,427,087.90 = 2,643,047.04/x
  3. Step 3: Cross multiply
    3,931,459.34x = 5,427,087.90 × 2,643,047.04
  4. Step 4: Simplify right side
    3,931,459.34x = 14,344,048,609,914.82
  5. Step 5: Solve for x
    x = 14,344,048,609,914.82/3,931,459.34
  6. Step 6: Final answer
    x = 3,648,530.32

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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.