Home / 1,450,257.85-2,001,675.95-805,899.61

Finding the Fourth Proportional to 1,450,257.85, 2,001,675.95 and 805,899.61

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Solution

The fourth proportional to 1,450,257.85, 2,001,675.95 and 805,899.61 is: 1,112,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,257.85 : 2,001,675.95 = 805,899.61 : x
  2. Step 2: Convert to fraction form
    1,450,257.85/2,001,675.95 = 805,899.61/x
  3. Step 3: Cross multiply
    1,450,257.85x = 2,001,675.95 × 805,899.61
  4. Step 4: Simplify right side
    1,450,257.85x = 1,613,149,863,421.88
  5. Step 5: Solve for x
    x = 1,613,149,863,421.88/1,450,257.85
  6. Step 6: Final answer
    x = 1,112,319.35

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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.