Home / 1,009,718.57-1,514,862.86-411,109.34

Finding the Fourth Proportional to 1,009,718.57, 1,514,862.86 and 411,109.34

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Solution

The fourth proportional to 1,009,718.57, 1,514,862.86 and 411,109.34 is: 616,780.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,718.57 : 1,514,862.86 = 411,109.34 : x
  2. Step 2: Convert to fraction form
    1,009,718.57/1,514,862.86 = 411,109.34/x
  3. Step 3: Cross multiply
    1,009,718.57x = 1,514,862.86 × 411,109.34
  4. Step 4: Simplify right side
    1,009,718.57x = 622,774,260,935.25
  5. Step 5: Solve for x
    x = 622,774,260,935.25/1,009,718.57
  6. Step 6: Final answer
    x = 616,780.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.