Home / 1,090,173.12-1,503,585.36-708,324

Finding the Fourth Proportional to 1,090,173.12, 1,503,585.36 and 708,324

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Solution

The fourth proportional to 1,090,173.12, 1,503,585.36 and 708,324 is: 976,932.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,173.12 : 1,503,585.36 = 708,324 : x
  2. Step 2: Convert to fraction form
    1,090,173.12/1,503,585.36 = 708,324/x
  3. Step 3: Cross multiply
    1,090,173.12x = 1,503,585.36 × 708,324
  4. Step 4: Simplify right side
    1,090,173.12x = 1,065,025,596,536.64
  5. Step 5: Solve for x
    x = 1,065,025,596,536.64/1,090,173.12
  6. Step 6: Final answer
    x = 976,932.54

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Similar ratio
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1.5x scale

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.