Home / 1,612,928.80-2,417,060.40-713,634.40

Finding the Fourth Proportional to 1,612,928.80, 2,417,060.40 and 713,634.40

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Solution

The fourth proportional to 1,612,928.80, 2,417,060.40 and 713,634.40 is: 1,069,419.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,928.80 : 2,417,060.40 = 713,634.40 : x
  2. Step 2: Convert to fraction form
    1,612,928.80/2,417,060.40 = 713,634.40/x
  3. Step 3: Cross multiply
    1,612,928.80x = 2,417,060.40 × 713,634.40
  4. Step 4: Simplify right side
    1,612,928.80x = 1,724,897,448,317.76
  5. Step 5: Solve for x
    x = 1,724,897,448,317.76/1,612,928.80
  6. Step 6: Final answer
    x = 1,069,419.46

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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.