Home / 3,218,509.04-4,441,545.24-1,768,207.28

Finding the Fourth Proportional to 3,218,509.04, 4,441,545.24 and 1,768,207.28

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Solution

The fourth proportional to 3,218,509.04, 4,441,545.24 and 1,768,207.28 is: 2,440,127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,509.04 : 4,441,545.24 = 1,768,207.28 : x
  2. Step 2: Convert to fraction form
    3,218,509.04/4,441,545.24 = 1,768,207.28/x
  3. Step 3: Cross multiply
    3,218,509.04x = 4,441,545.24 × 1,768,207.28
  4. Step 4: Simplify right side
    3,218,509.04x = 7,853,572,627,817.35
  5. Step 5: Solve for x
    x = 7,853,572,627,817.35/3,218,509.04
  6. Step 6: Final answer
    x = 2,440,127.57

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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.