Home / 1,519,689.18-2,097,794.97-1,030,328.94

Finding the Fourth Proportional to 1,519,689.18, 2,097,794.97 and 1,030,328.94

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Solution

The fourth proportional to 1,519,689.18, 2,097,794.97 and 1,030,328.94 is: 1,422,276.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,689.18 : 2,097,794.97 = 1,030,328.94 : x
  2. Step 2: Convert to fraction form
    1,519,689.18/2,097,794.97 = 1,030,328.94/x
  3. Step 3: Cross multiply
    1,519,689.18x = 2,097,794.97 × 1,030,328.94
  4. Step 4: Simplify right side
    1,519,689.18x = 2,161,418,875,644.16
  5. Step 5: Solve for x
    x = 2,161,418,875,644.16/1,519,689.18
  6. Step 6: Final answer
    x = 1,422,276.94

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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.