Home / 1,117,078.24-1,541,521.92-607,782.64

Finding the Fourth Proportional to 1,117,078.24, 1,541,521.92 and 607,782.64

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Solution

The fourth proportional to 1,117,078.24, 1,541,521.92 and 607,782.64 is: 838,714.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,078.24 : 1,541,521.92 = 607,782.64 : x
  2. Step 2: Convert to fraction form
    1,117,078.24/1,541,521.92 = 607,782.64/x
  3. Step 3: Cross multiply
    1,117,078.24x = 1,541,521.92 × 607,782.64
  4. Step 4: Simplify right side
    1,117,078.24x = 936,910,262,155.47
  5. Step 5: Solve for x
    x = 936,910,262,155.47/1,117,078.24
  6. Step 6: Final answer
    x = 838,714.99

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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.