Home / 1,826,720.48-2,520,784.32-1,010,909.12

Finding the Fourth Proportional to 1,826,720.48, 2,520,784.32 and 1,010,909.12

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Solution

The fourth proportional to 1,826,720.48, 2,520,784.32 and 1,010,909.12 is: 1,395,004.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,720.48 : 2,520,784.32 = 1,010,909.12 : x
  2. Step 2: Convert to fraction form
    1,826,720.48/2,520,784.32 = 1,010,909.12/x
  3. Step 3: Cross multiply
    1,826,720.48x = 2,520,784.32 × 1,010,909.12
  4. Step 4: Simplify right side
    1,826,720.48x = 2,548,283,858,641.00
  5. Step 5: Solve for x
    x = 2,548,283,858,641.00/1,826,720.48
  6. Step 6: Final answer
    x = 1,395,004.81

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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.