Home / 1,216,541.12-1,824,913.76-448,248

Finding the Fourth Proportional to 1,216,541.12, 1,824,913.76 and 448,248

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Solution

The fourth proportional to 1,216,541.12, 1,824,913.76 and 448,248 is: 672,409.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,541.12 : 1,824,913.76 = 448,248 : x
  2. Step 2: Convert to fraction form
    1,216,541.12/1,824,913.76 = 448,248/x
  3. Step 3: Cross multiply
    1,216,541.12x = 1,824,913.76 × 448,248
  4. Step 4: Simplify right side
    1,216,541.12x = 818,013,943,092.48
  5. Step 5: Solve for x
    x = 818,013,943,092.48/1,216,541.12
  6. Step 6: Final answer
    x = 672,409.61

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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.