Home / 2,177,363.36-3,004,591.20-1,210,434.80

Finding the Fourth Proportional to 2,177,363.36, 3,004,591.20 and 1,210,434.80

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Solution

The fourth proportional to 2,177,363.36, 3,004,591.20 and 1,210,434.80 is: 1,670,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,363.36 : 3,004,591.20 = 1,210,434.80 : x
  2. Step 2: Convert to fraction form
    2,177,363.36/3,004,591.20 = 1,210,434.80/x
  3. Step 3: Cross multiply
    2,177,363.36x = 3,004,591.20 × 1,210,434.80
  4. Step 4: Simplify right side
    2,177,363.36x = 3,636,861,748,253.76
  5. Step 5: Solve for x
    x = 3,636,861,748,253.76/2,177,363.36
  6. Step 6: Final answer
    x = 1,670,305.39

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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.