Home / 1,031,707.39-1,423,800.66-572,821.98

Finding the Fourth Proportional to 1,031,707.39, 1,423,800.66 and 572,821.98

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Solution

The fourth proportional to 1,031,707.39, 1,423,800.66 and 572,821.98 is: 790,519.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,707.39 : 1,423,800.66 = 572,821.98 : x
  2. Step 2: Convert to fraction form
    1,031,707.39/1,423,800.66 = 572,821.98/x
  3. Step 3: Cross multiply
    1,031,707.39x = 1,423,800.66 × 572,821.98
  4. Step 4: Simplify right side
    1,031,707.39x = 815,584,311,754.45
  5. Step 5: Solve for x
    x = 815,584,311,754.45/1,031,707.39
  6. Step 6: Final answer
    x = 790,519.02

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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.