Home / 1,404,263.22-1,937,266.67-823,191.90

Finding the Fourth Proportional to 1,404,263.22, 1,937,266.67 and 823,191.90

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Solution

The fourth proportional to 1,404,263.22, 1,937,266.67 and 823,191.90 is: 1,135,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,263.22 : 1,937,266.67 = 823,191.90 : x
  2. Step 2: Convert to fraction form
    1,404,263.22/1,937,266.67 = 823,191.90/x
  3. Step 3: Cross multiply
    1,404,263.22x = 1,937,266.67 × 823,191.90
  4. Step 4: Simplify right side
    1,404,263.22x = 1,594,742,226,768.01
  5. Step 5: Solve for x
    x = 1,594,742,226,768.01/1,404,263.22
  6. Step 6: Final answer
    x = 1,135,643.38

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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.