Home / 1,201,284.24-1,658,141.28-692,325.60

Finding the Fourth Proportional to 1,201,284.24, 1,658,141.28 and 692,325.60

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Solution

The fourth proportional to 1,201,284.24, 1,658,141.28 and 692,325.60 is: 955,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,284.24 : 1,658,141.28 = 692,325.60 : x
  2. Step 2: Convert to fraction form
    1,201,284.24/1,658,141.28 = 692,325.60/x
  3. Step 3: Cross multiply
    1,201,284.24x = 1,658,141.28 × 692,325.60
  4. Step 4: Simplify right side
    1,201,284.24x = 1,147,973,656,560.77
  5. Step 5: Solve for x
    x = 1,147,973,656,560.77/1,201,284.24
  6. Step 6: Final answer
    x = 955,622.01

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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.