Home / 1,196,393.47-1,793,581.45-521,980.11

Finding the Fourth Proportional to 1,196,393.47, 1,793,581.45 and 521,980.11

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Solution

The fourth proportional to 1,196,393.47, 1,793,581.45 and 521,980.11 is: 782,530.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,393.47 : 1,793,581.45 = 521,980.11 : x
  2. Step 2: Convert to fraction form
    1,196,393.47/1,793,581.45 = 521,980.11/x
  3. Step 3: Cross multiply
    1,196,393.47x = 1,793,581.45 × 521,980.11
  4. Step 4: Simplify right side
    1,196,393.47x = 936,213,847,048.91
  5. Step 5: Solve for x
    x = 936,213,847,048.91/1,196,393.47
  6. Step 6: Final answer
    x = 782,530.05

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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.