Home / 1,729,407.76-2,386,401.47-1,004,113.82

Finding the Fourth Proportional to 1,729,407.76, 2,386,401.47 and 1,004,113.82

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Solution

The fourth proportional to 1,729,407.76, 2,386,401.47 and 1,004,113.82 is: 1,385,571.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,407.76 : 2,386,401.47 = 1,004,113.82 : x
  2. Step 2: Convert to fraction form
    1,729,407.76/2,386,401.47 = 1,004,113.82/x
  3. Step 3: Cross multiply
    1,729,407.76x = 2,386,401.47 × 1,004,113.82
  4. Step 4: Simplify right side
    1,729,407.76x = 2,396,218,690,206.74
  5. Step 5: Solve for x
    x = 2,396,218,690,206.74/1,729,407.76
  6. Step 6: Final answer
    x = 1,385,571.84

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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.