Home / 3,590,658.40-4,955,103.12-1,959,066.88

Finding the Fourth Proportional to 3,590,658.40, 4,955,103.12 and 1,959,066.88

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Solution

The fourth proportional to 3,590,658.40, 4,955,103.12 and 1,959,066.88 is: 2,703,509.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590,658.40 : 4,955,103.12 = 1,959,066.88 : x
  2. Step 2: Convert to fraction form
    3,590,658.40/4,955,103.12 = 1,959,066.88/x
  3. Step 3: Cross multiply
    3,590,658.40x = 4,955,103.12 × 1,959,066.88
  4. Step 4: Simplify right side
    3,590,658.40x = 9,707,378,409,376.67
  5. Step 5: Solve for x
    x = 9,707,378,409,376.67/3,590,658.40
  6. Step 6: Final answer
    x = 2,703,509.31

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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.