Home / 1,221,886.60-1,832,829.90-323,326.60

Finding the Fourth Proportional to 1,221,886.60, 1,832,829.90 and 323,326.60

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Solution

The fourth proportional to 1,221,886.60, 1,832,829.90 and 323,326.60 is: 484,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,886.60 : 1,832,829.90 = 323,326.60 : x
  2. Step 2: Convert to fraction form
    1,221,886.60/1,832,829.90 = 323,326.60/x
  3. Step 3: Cross multiply
    1,221,886.60x = 1,832,829.90 × 323,326.60
  4. Step 4: Simplify right side
    1,221,886.60x = 592,602,659,945.34
  5. Step 5: Solve for x
    x = 592,602,659,945.34/1,221,886.60
  6. Step 6: Final answer
    x = 484,989.90

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1.5x scale

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.