Home / 1,440,432.15-1,987,836.47-795,893.88

Finding the Fourth Proportional to 1,440,432.15, 1,987,836.47 and 795,893.88

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Solution

The fourth proportional to 1,440,432.15, 1,987,836.47 and 795,893.88 is: 1,098,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,432.15 : 1,987,836.47 = 795,893.88 : x
  2. Step 2: Convert to fraction form
    1,440,432.15/1,987,836.47 = 795,893.88/x
  3. Step 3: Cross multiply
    1,440,432.15x = 1,987,836.47 × 795,893.88
  4. Step 4: Simplify right side
    1,440,432.15x = 1,582,106,885,134.87
  5. Step 5: Solve for x
    x = 1,582,106,885,134.87/1,440,432.15
  6. Step 6: Final answer
    x = 1,098,355.72

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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.