Home / 1,147,362.16-1,720,485.24-692,422.24

Finding the Fourth Proportional to 1,147,362.16, 1,720,485.24 and 692,422.24

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Solution

The fourth proportional to 1,147,362.16, 1,720,485.24 and 692,422.24 is: 1,038,296.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,362.16 : 1,720,485.24 = 692,422.24 : x
  2. Step 2: Convert to fraction form
    1,147,362.16/1,720,485.24 = 692,422.24/x
  3. Step 3: Cross multiply
    1,147,362.16x = 1,720,485.24 × 692,422.24
  4. Step 4: Simplify right side
    1,147,362.16x = 1,191,302,243,767.74
  5. Step 5: Solve for x
    x = 1,191,302,243,767.74/1,147,362.16
  6. Step 6: Final answer
    x = 1,038,296.61

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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.