Home / 1,156,117.48-1,595,504.10-646,789.48

Finding the Fourth Proportional to 1,156,117.48, 1,595,504.10 and 646,789.48

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Solution

The fourth proportional to 1,156,117.48, 1,595,504.10 and 646,789.48 is: 892,604.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,117.48 : 1,595,504.10 = 646,789.48 : x
  2. Step 2: Convert to fraction form
    1,156,117.48/1,595,504.10 = 646,789.48/x
  3. Step 3: Cross multiply
    1,156,117.48x = 1,595,504.10 × 646,789.48
  4. Step 4: Simplify right side
    1,156,117.48x = 1,031,955,267,176.87
  5. Step 5: Solve for x
    x = 1,031,955,267,176.87/1,156,117.48
  6. Step 6: Final answer
    x = 892,604.16

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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.