Home / 1,803,578.84-2,488,940.46-976,649.91

Finding the Fourth Proportional to 1,803,578.84, 2,488,940.46 and 976,649.91

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Solution

The fourth proportional to 1,803,578.84, 2,488,940.46 and 976,649.91 is: 1,347,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,578.84 : 2,488,940.46 = 976,649.91 : x
  2. Step 2: Convert to fraction form
    1,803,578.84/2,488,940.46 = 976,649.91/x
  3. Step 3: Cross multiply
    1,803,578.84x = 2,488,940.46 × 976,649.91
  4. Step 4: Simplify right side
    1,803,578.84x = 2,430,823,466,920.83
  5. Step 5: Solve for x
    x = 2,430,823,466,920.83/1,803,578.84
  6. Step 6: Final answer
    x = 1,347,777.77

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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.