Home / 1,506,672.09-2,257,645.77-1,281,104.91

Finding the Fourth Proportional to 1,506,672.09, 2,257,645.77 and 1,281,104.91

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Solution

The fourth proportional to 1,506,672.09, 2,257,645.77 and 1,281,104.91 is: 1,919,648.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,672.09 : 2,257,645.77 = 1,281,104.91 : x
  2. Step 2: Convert to fraction form
    1,506,672.09/2,257,645.77 = 1,281,104.91/x
  3. Step 3: Cross multiply
    1,506,672.09x = 2,257,645.77 × 1,281,104.91
  4. Step 4: Simplify right side
    1,506,672.09x = 2,892,281,080,987.73
  5. Step 5: Solve for x
    x = 2,892,281,080,987.73/1,506,672.09
  6. Step 6: Final answer
    x = 1,919,648.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.