Home / 1,792,407.45-2,473,491.21-976,617.78

Finding the Fourth Proportional to 1,792,407.45, 2,473,491.21 and 976,617.78

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Solution

The fourth proportional to 1,792,407.45, 2,473,491.21 and 976,617.78 is: 1,347,715.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,407.45 : 2,473,491.21 = 976,617.78 : x
  2. Step 2: Convert to fraction form
    1,792,407.45/2,473,491.21 = 976,617.78/x
  3. Step 3: Cross multiply
    1,792,407.45x = 2,473,491.21 × 976,617.78
  4. Step 4: Simplify right side
    1,792,407.45x = 2,415,655,494,359.71
  5. Step 5: Solve for x
    x = 2,415,655,494,359.71/1,792,407.45
  6. Step 6: Final answer
    x = 1,347,715.61

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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.