Home / 2,184,191.40-3,275,412.30-763,516.20

Finding the Fourth Proportional to 2,184,191.40, 3,275,412.30 and 763,516.20

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Solution

The fourth proportional to 2,184,191.40, 3,275,412.30 and 763,516.20 is: 1,144,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,191.40 : 3,275,412.30 = 763,516.20 : x
  2. Step 2: Convert to fraction form
    2,184,191.40/3,275,412.30 = 763,516.20/x
  3. Step 3: Cross multiply
    2,184,191.40x = 3,275,412.30 × 763,516.20
  4. Step 4: Simplify right side
    2,184,191.40x = 2,500,830,352,729.26
  5. Step 5: Solve for x
    x = 2,500,830,352,729.26/2,184,191.40
  6. Step 6: Final answer
    x = 1,144,968.50

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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.