Home / 1,213,569.28-1,821,166.48-503,598

Finding the Fourth Proportional to 1,213,569.28, 1,821,166.48 and 503,598

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Solution

The fourth proportional to 1,213,569.28, 1,821,166.48 and 503,598 is: 755,734.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,569.28 : 1,821,166.48 = 503,598 : x
  2. Step 2: Convert to fraction form
    1,213,569.28/1,821,166.48 = 503,598/x
  3. Step 3: Cross multiply
    1,213,569.28x = 1,821,166.48 × 503,598
  4. Step 4: Simplify right side
    1,213,569.28x = 917,135,796,995.04
  5. Step 5: Solve for x
    x = 917,135,796,995.04/1,213,569.28
  6. Step 6: Final answer
    x = 755,734.19

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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.