Home / 803,617.64-1,108,989.11-441,047.46

Finding the Fourth Proportional to 803,617.64, 1,108,989.11 and 441,047.46

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Solution

The fourth proportional to 803,617.64, 1,108,989.11 and 441,047.46 is: 608,643.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,617.64 : 1,108,989.11 = 441,047.46 : x
  2. Step 2: Convert to fraction form
    803,617.64/1,108,989.11 = 441,047.46/x
  3. Step 3: Cross multiply
    803,617.64x = 1,108,989.11 × 441,047.46
  4. Step 4: Simplify right side
    803,617.64x = 489,116,827,927.92
  5. Step 5: Solve for x
    x = 489,116,827,927.92/803,617.64
  6. Step 6: Final answer
    x = 608,643.72

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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.