Home / 1,208,955.08-1,813,433.86-450,784.96

Finding the Fourth Proportional to 1,208,955.08, 1,813,433.86 and 450,784.96

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Solution

The fourth proportional to 1,208,955.08, 1,813,433.86 and 450,784.96 is: 676,177.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,955.08 : 1,813,433.86 = 450,784.96 : x
  2. Step 2: Convert to fraction form
    1,208,955.08/1,813,433.86 = 450,784.96/x
  3. Step 3: Cross multiply
    1,208,955.08x = 1,813,433.86 × 450,784.96
  4. Step 4: Simplify right side
    1,208,955.08x = 817,468,710,042.75
  5. Step 5: Solve for x
    x = 817,468,710,042.75/1,208,955.08
  6. Step 6: Final answer
    x = 676,177.90

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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.