Home / 1,226,957.20-1,840,435.80-328,537.60

Finding the Fourth Proportional to 1,226,957.20, 1,840,435.80 and 328,537.60

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Solution

The fourth proportional to 1,226,957.20, 1,840,435.80 and 328,537.60 is: 492,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,957.20 : 1,840,435.80 = 328,537.60 : x
  2. Step 2: Convert to fraction form
    1,226,957.20/1,840,435.80 = 328,537.60/x
  3. Step 3: Cross multiply
    1,226,957.20x = 1,840,435.80 × 328,537.60
  4. Step 4: Simplify right side
    1,226,957.20x = 604,652,360,686.08
  5. Step 5: Solve for x
    x = 604,652,360,686.08/1,226,957.20
  6. Step 6: Final answer
    x = 492,806.40

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Similar ratio
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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.