Home / 2,177,455.92-3,004,718.52-1,210,527.36

Finding the Fourth Proportional to 2,177,455.92, 3,004,718.52 and 1,210,527.36

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Solution

The fourth proportional to 2,177,455.92, 3,004,718.52 and 1,210,527.36 is: 1,670,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,455.92 : 3,004,718.52 = 1,210,527.36 : x
  2. Step 2: Convert to fraction form
    2,177,455.92/3,004,718.52 = 1,210,527.36/x
  3. Step 3: Cross multiply
    2,177,455.92x = 3,004,718.52 × 1,210,527.36
  4. Step 4: Simplify right side
    2,177,455.92x = 3,637,293,977,558.71
  5. Step 5: Solve for x
    x = 3,637,293,977,558.71/2,177,455.92
  6. Step 6: Final answer
    x = 1,670,432.89

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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.