Home / 1,397,875.61-1,929,058.31-794,263.61

Finding the Fourth Proportional to 1,397,875.61, 1,929,058.31 and 794,263.61

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Solution

The fourth proportional to 1,397,875.61, 1,929,058.31 and 794,263.61 is: 1,096,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,875.61 : 1,929,058.31 = 794,263.61 : x
  2. Step 2: Convert to fraction form
    1,397,875.61/1,929,058.31 = 794,263.61/x
  3. Step 3: Cross multiply
    1,397,875.61x = 1,929,058.31 × 794,263.61
  4. Step 4: Simplify right side
    1,397,875.61x = 1,532,180,803,584.49
  5. Step 5: Solve for x
    x = 1,532,180,803,584.49/1,397,875.61
  6. Step 6: Final answer
    x = 1,096,078.08

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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.