Home / 1,204,483.84-1,662,216.96-660,641.92

Finding the Fourth Proportional to 1,204,483.84, 1,662,216.96 and 660,641.92

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Solution

The fourth proportional to 1,204,483.84, 1,662,216.96 and 660,641.92 is: 911,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,483.84 : 1,662,216.96 = 660,641.92 : x
  2. Step 2: Convert to fraction form
    1,204,483.84/1,662,216.96 = 660,641.92/x
  3. Step 3: Cross multiply
    1,204,483.84x = 1,662,216.96 × 660,641.92
  4. Step 4: Simplify right side
    1,204,483.84x = 1,098,130,203,910.96
  5. Step 5: Solve for x
    x = 1,098,130,203,910.96/1,204,483.84
  6. Step 6: Final answer
    x = 911,701.90

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1.5x scale

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.