Home / 2,005,005.60-3,007,508.40-942,123.60

Finding the Fourth Proportional to 2,005,005.60, 3,007,508.40 and 942,123.60

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Solution

The fourth proportional to 2,005,005.60, 3,007,508.40 and 942,123.60 is: 1,413,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,005.60 : 3,007,508.40 = 942,123.60 : x
  2. Step 2: Convert to fraction form
    2,005,005.60/3,007,508.40 = 942,123.60/x
  3. Step 3: Cross multiply
    2,005,005.60x = 3,007,508.40 × 942,123.60
  4. Step 4: Simplify right side
    2,005,005.60x = 2,833,444,640,838.24
  5. Step 5: Solve for x
    x = 2,833,444,640,838.24/2,005,005.60
  6. Step 6: Final answer
    x = 1,413,185.40

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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.