Home / 3,020,441.40-4,168,305.90-1,731,526.20

Finding the Fourth Proportional to 3,020,441.40, 4,168,305.90 and 1,731,526.20

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Solution

The fourth proportional to 3,020,441.40, 4,168,305.90 and 1,731,526.20 is: 2,389,561.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,441.40 : 4,168,305.90 = 1,731,526.20 : x
  2. Step 2: Convert to fraction form
    3,020,441.40/4,168,305.90 = 1,731,526.20/x
  3. Step 3: Cross multiply
    3,020,441.40x = 4,168,305.90 × 1,731,526.20
  4. Step 4: Simplify right side
    3,020,441.40x = 7,217,530,875,464.58
  5. Step 5: Solve for x
    x = 7,217,530,875,464.58/3,020,441.40
  6. Step 6: Final answer
    x = 2,389,561.63

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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.