Home / 2,636,553-3,638,831.40-1,669,773.18

Finding the Fourth Proportional to 2,636,553, 3,638,831.40 and 1,669,773.18

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Solution

The fourth proportional to 2,636,553, 3,638,831.40 and 1,669,773.18 is: 2,304,532.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636,553 : 3,638,831.40 = 1,669,773.18 : x
  2. Step 2: Convert to fraction form
    2,636,553/3,638,831.40 = 1,669,773.18/x
  3. Step 3: Cross multiply
    2,636,553x = 3,638,831.40 × 1,669,773.18
  4. Step 4: Simplify right side
    2,636,553x = 6,076,023,078,261.85
  5. Step 5: Solve for x
    x = 6,076,023,078,261.85/2,636,553
  6. Step 6: Final answer
    x = 2,304,532.88

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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.