Home / 1,012,294.16-1,396,911.12-559,556

Finding the Fourth Proportional to 1,012,294.16, 1,396,911.12 and 559,556

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Solution

The fourth proportional to 1,012,294.16, 1,396,911.12 and 559,556 is: 772,156.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,294.16 : 1,396,911.12 = 559,556 : x
  2. Step 2: Convert to fraction form
    1,012,294.16/1,396,911.12 = 559,556/x
  3. Step 3: Cross multiply
    1,012,294.16x = 1,396,911.12 × 559,556
  4. Step 4: Simplify right side
    1,012,294.16x = 781,649,998,662.72
  5. Step 5: Solve for x
    x = 781,649,998,662.72/1,012,294.16
  6. Step 6: Final answer
    x = 772,156.98

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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.