Home / 1,791,423.93-2,469,283.64-1,210,465.61

Finding the Fourth Proportional to 1,791,423.93, 2,469,283.64 and 1,210,465.61

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Solution

The fourth proportional to 1,791,423.93, 2,469,283.64 and 1,210,465.61 is: 1,668,495.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,423.93 : 2,469,283.64 = 1,210,465.61 : x
  2. Step 2: Convert to fraction form
    1,791,423.93/2,469,283.64 = 1,210,465.61/x
  3. Step 3: Cross multiply
    1,791,423.93x = 2,469,283.64 × 1,210,465.61
  4. Step 4: Simplify right side
    1,791,423.93x = 2,988,982,927,555.62
  5. Step 5: Solve for x
    x = 2,988,982,927,555.62/1,791,423.93
  6. Step 6: Final answer
    x = 1,668,495.59

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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.