Home / 1,231,323.60-1,846,985.40-432,728.40

Finding the Fourth Proportional to 1,231,323.60, 1,846,985.40 and 432,728.40

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Solution

The fourth proportional to 1,231,323.60, 1,846,985.40 and 432,728.40 is: 649,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,323.60 : 1,846,985.40 = 432,728.40 : x
  2. Step 2: Convert to fraction form
    1,231,323.60/1,846,985.40 = 432,728.40/x
  3. Step 3: Cross multiply
    1,231,323.60x = 1,846,985.40 × 432,728.40
  4. Step 4: Simplify right side
    1,231,323.60x = 799,243,036,965.36
  5. Step 5: Solve for x
    x = 799,243,036,965.36/1,231,323.60
  6. Step 6: Final answer
    x = 649,092.60

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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.