Home / 2,938,115.90-4,406,914.65-808,010.30

Finding the Fourth Proportional to 2,938,115.90, 4,406,914.65 and 808,010.30

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Solution

The fourth proportional to 2,938,115.90, 4,406,914.65 and 808,010.30 is: 1,211,944.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,115.90 : 4,406,914.65 = 808,010.30 : x
  2. Step 2: Convert to fraction form
    2,938,115.90/4,406,914.65 = 808,010.30/x
  3. Step 3: Cross multiply
    2,938,115.90x = 4,406,914.65 × 808,010.30
  4. Step 4: Simplify right side
    2,938,115.90x = 3,560,832,428,420.90
  5. Step 5: Solve for x
    x = 3,560,832,428,420.90/2,938,115.90
  6. Step 6: Final answer
    x = 1,211,944.17

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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.