Home / 2,678,312.55-4,016,225.88-972,241.14

Finding the Fourth Proportional to 2,678,312.55, 4,016,225.88 and 972,241.14

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Solution

The fourth proportional to 2,678,312.55, 4,016,225.88 and 972,241.14 is: 1,457,910.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,312.55 : 4,016,225.88 = 972,241.14 : x
  2. Step 2: Convert to fraction form
    2,678,312.55/4,016,225.88 = 972,241.14/x
  3. Step 3: Cross multiply
    2,678,312.55x = 4,016,225.88 × 972,241.14
  4. Step 4: Simplify right side
    2,678,312.55x = 3,904,740,028,068.70
  5. Step 5: Solve for x
    x = 3,904,740,028,068.70/2,678,312.55
  6. Step 6: Final answer
    x = 1,457,910.51

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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.