Home / 1,440,443.42-1,987,852.01-795,905.15

Finding the Fourth Proportional to 1,440,443.42, 1,987,852.01 and 795,905.15

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Solution

The fourth proportional to 1,440,443.42, 1,987,852.01 and 795,905.15 is: 1,098,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,443.42 : 1,987,852.01 = 795,905.15 : x
  2. Step 2: Convert to fraction form
    1,440,443.42/1,987,852.01 = 795,905.15/x
  3. Step 3: Cross multiply
    1,440,443.42x = 1,987,852.01 × 795,905.15
  4. Step 4: Simplify right side
    1,440,443.42x = 1,582,141,638,278.07
  5. Step 5: Solve for x
    x = 1,582,141,638,278.07/1,440,443.42
  6. Step 6: Final answer
    x = 1,098,371.25

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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.