Home / 1,098,071.92-1,514,880.66-716,085.64

Finding the Fourth Proportional to 1,098,071.92, 1,514,880.66 and 716,085.64

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Solution

The fourth proportional to 1,098,071.92, 1,514,880.66 and 716,085.64 is: 987,899.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,071.92 : 1,514,880.66 = 716,085.64 : x
  2. Step 2: Convert to fraction form
    1,098,071.92/1,514,880.66 = 716,085.64/x
  3. Step 3: Cross multiply
    1,098,071.92x = 1,514,880.66 × 716,085.64
  4. Step 4: Simplify right side
    1,098,071.92x = 1,084,784,286,939.72
  5. Step 5: Solve for x
    x = 1,084,784,286,939.72/1,098,071.92
  6. Step 6: Final answer
    x = 987,899.12

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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.