Home / 3,129,017.22-4,693,486.23-999,074.34

Finding the Fourth Proportional to 3,129,017.22, 4,693,486.23 and 999,074.34

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Solution

The fourth proportional to 3,129,017.22, 4,693,486.23 and 999,074.34 is: 1,498,598.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,017.22 : 4,693,486.23 = 999,074.34 : x
  2. Step 2: Convert to fraction form
    3,129,017.22/4,693,486.23 = 999,074.34/x
  3. Step 3: Cross multiply
    3,129,017.22x = 4,693,486.23 × 999,074.34
  4. Step 4: Simplify right side
    3,129,017.22x = 4,689,141,657,536.34
  5. Step 5: Solve for x
    x = 4,689,141,657,536.34/3,129,017.22
  6. Step 6: Final answer
    x = 1,498,598.87

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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.