Home / 1,440,154.81-1,987,407.25-795,575.31

Finding the Fourth Proportional to 1,440,154.81, 1,987,407.25 and 795,575.31

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Solution

The fourth proportional to 1,440,154.81, 1,987,407.25 and 795,575.31 is: 1,097,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,154.81 : 1,987,407.25 = 795,575.31 : x
  2. Step 2: Convert to fraction form
    1,440,154.81/1,987,407.25 = 795,575.31/x
  3. Step 3: Cross multiply
    1,440,154.81x = 1,987,407.25 × 795,575.31
  4. Step 4: Simplify right side
    1,440,154.81x = 1,581,132,139,015.00
  5. Step 5: Solve for x
    x = 1,581,132,139,015.00/1,440,154.81
  6. Step 6: Final answer
    x = 1,097,890.40

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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.