Home / 3,520,030.22-4,857,643.69-1,910,398.22

Finding the Fourth Proportional to 3,520,030.22, 4,857,643.69 and 1,910,398.22

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Solution

The fourth proportional to 3,520,030.22, 4,857,643.69 and 1,910,398.22 is: 2,636,350.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,030.22 : 4,857,643.69 = 1,910,398.22 : x
  2. Step 2: Convert to fraction form
    3,520,030.22/4,857,643.69 = 1,910,398.22/x
  3. Step 3: Cross multiply
    3,520,030.22x = 4,857,643.69 × 1,910,398.22
  4. Step 4: Simplify right side
    3,520,030.22x = 9,280,033,858,770.23
  5. Step 5: Solve for x
    x = 9,280,033,858,770.23/3,520,030.22
  6. Step 6: Final answer
    x = 2,636,350.62

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1.5x scale

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.