Home / 1,296,085.12-1,944,127.68-409,552

Finding the Fourth Proportional to 1,296,085.12, 1,944,127.68 and 409,552

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Solution

The fourth proportional to 1,296,085.12, 1,944,127.68 and 409,552 is: 614,328.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,085.12 : 1,944,127.68 = 409,552 : x
  2. Step 2: Convert to fraction form
    1,296,085.12/1,944,127.68 = 409,552/x
  3. Step 3: Cross multiply
    1,296,085.12x = 1,944,127.68 × 409,552
  4. Step 4: Simplify right side
    1,296,085.12x = 796,221,379,599.36
  5. Step 5: Solve for x
    x = 796,221,379,599.36/1,296,085.12
  6. Step 6: Final answer
    x = 614,328.00

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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.