Home / 1,837,143.47-2,535,114.42-1,021,297.50

Finding the Fourth Proportional to 1,837,143.47, 2,535,114.42 and 1,021,297.50

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Solution

The fourth proportional to 1,837,143.47, 2,535,114.42 and 1,021,297.50 is: 1,409,310.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,143.47 : 2,535,114.42 = 1,021,297.50 : x
  2. Step 2: Convert to fraction form
    1,837,143.47/2,535,114.42 = 1,021,297.50/x
  3. Step 3: Cross multiply
    1,837,143.47x = 2,535,114.42 × 1,021,297.50
  4. Step 4: Simplify right side
    1,837,143.47x = 2,589,106,019,359.95
  5. Step 5: Solve for x
    x = 2,589,106,019,359.95/1,837,143.47
  6. Step 6: Final answer
    x = 1,409,310.74

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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.