Home / 1,808,680.60-2,713,020.90-744,486.40

Finding the Fourth Proportional to 1,808,680.60, 2,713,020.90 and 744,486.40

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Solution

The fourth proportional to 1,808,680.60, 2,713,020.90 and 744,486.40 is: 1,116,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,680.60 : 2,713,020.90 = 744,486.40 : x
  2. Step 2: Convert to fraction form
    1,808,680.60/2,713,020.90 = 744,486.40/x
  3. Step 3: Cross multiply
    1,808,680.60x = 2,713,020.90 × 744,486.40
  4. Step 4: Simplify right side
    1,808,680.60x = 2,019,807,162,965.76
  5. Step 5: Solve for x
    x = 2,019,807,162,965.76/1,808,680.60
  6. Step 6: Final answer
    x = 1,116,729.60

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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.