Home / 1,365,284.20-2,044,971.10-990,481

Finding the Fourth Proportional to 1,365,284.20, 2,044,971.10 and 990,481

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Solution

The fourth proportional to 1,365,284.20, 2,044,971.10 and 990,481 is: 1,483,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,284.20 : 2,044,971.10 = 990,481 : x
  2. Step 2: Convert to fraction form
    1,365,284.20/2,044,971.10 = 990,481/x
  3. Step 3: Cross multiply
    1,365,284.20x = 2,044,971.10 × 990,481
  4. Step 4: Simplify right side
    1,365,284.20x = 2,025,505,020,099.10
  5. Step 5: Solve for x
    x = 2,025,505,020,099.10/1,365,284.20
  6. Step 6: Final answer
    x = 1,483,577.57

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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.