Home / 2,590,459.10-3,885,688.65-1,645,675.10

Finding the Fourth Proportional to 2,590,459.10, 3,885,688.65 and 1,645,675.10

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Solution

The fourth proportional to 2,590,459.10, 3,885,688.65 and 1,645,675.10 is: 2,468,512.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,459.10 : 3,885,688.65 = 1,645,675.10 : x
  2. Step 2: Convert to fraction form
    2,590,459.10/3,885,688.65 = 1,645,675.10/x
  3. Step 3: Cross multiply
    2,590,459.10x = 3,885,688.65 × 1,645,675.10
  4. Step 4: Simplify right side
    2,590,459.10x = 6,394,581,057,657.62
  5. Step 5: Solve for x
    x = 6,394,581,057,657.62/2,590,459.10
  6. Step 6: Final answer
    x = 2,468,512.65

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Similar ratio
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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.