Home / 1,426,713.48-2,139,448.08-539,627.40

Finding the Fourth Proportional to 1,426,713.48, 2,139,448.08 and 539,627.40

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Solution

The fourth proportional to 1,426,713.48, 2,139,448.08 and 539,627.40 is: 809,205.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,713.48 : 2,139,448.08 = 539,627.40 : x
  2. Step 2: Convert to fraction form
    1,426,713.48/2,139,448.08 = 539,627.40/x
  3. Step 3: Cross multiply
    1,426,713.48x = 2,139,448.08 × 539,627.40
  4. Step 4: Simplify right side
    1,426,713.48x = 1,154,504,804,845.39
  5. Step 5: Solve for x
    x = 1,154,504,804,845.39/1,426,713.48
  6. Step 6: Final answer
    x = 809,205.79

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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.