Home / 1,236,209.15-1,854,522.17-426,376.95

Finding the Fourth Proportional to 1,236,209.15, 1,854,522.17 and 426,376.95

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Solution

The fourth proportional to 1,236,209.15, 1,854,522.17 and 426,376.95 is: 639,637.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,209.15 : 1,854,522.17 = 426,376.95 : x
  2. Step 2: Convert to fraction form
    1,236,209.15/1,854,522.17 = 426,376.95/x
  3. Step 3: Cross multiply
    1,236,209.15x = 1,854,522.17 × 426,376.95
  4. Step 4: Simplify right side
    1,236,209.15x = 790,725,506,551.98
  5. Step 5: Solve for x
    x = 790,725,506,551.98/1,236,209.15
  6. Step 6: Final answer
    x = 639,637.32

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