Home / 1,123,935.40-1,685,903.10-365,848.30

Finding the Fourth Proportional to 1,123,935.40, 1,685,903.10 and 365,848.30

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Solution

The fourth proportional to 1,123,935.40, 1,685,903.10 and 365,848.30 is: 548,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,935.40 : 1,685,903.10 = 365,848.30 : x
  2. Step 2: Convert to fraction form
    1,123,935.40/1,685,903.10 = 365,848.30/x
  3. Step 3: Cross multiply
    1,123,935.40x = 1,685,903.10 × 365,848.30
  4. Step 4: Simplify right side
    1,123,935.40x = 616,784,783,099.73
  5. Step 5: Solve for x
    x = 616,784,783,099.73/1,123,935.40
  6. Step 6: Final answer
    x = 548,772.45

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Double scale
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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.