Home / 1,213,569.30-1,821,010.05-503,669.10

Finding the Fourth Proportional to 1,213,569.30, 1,821,010.05 and 503,669.10

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Solution

The fourth proportional to 1,213,569.30, 1,821,010.05 and 503,669.10 is: 755,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,569.30 : 1,821,010.05 = 503,669.10 : x
  2. Step 2: Convert to fraction form
    1,213,569.30/1,821,010.05 = 503,669.10/x
  3. Step 3: Cross multiply
    1,213,569.30x = 1,821,010.05 × 503,669.10
  4. Step 4: Simplify right side
    1,213,569.30x = 917,186,492,974.46
  5. Step 5: Solve for x
    x = 917,186,492,974.46/1,213,569.30
  6. Step 6: Final answer
    x = 755,775.95

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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.