Home / 1,006,900.61-1,511,015.40-474,573.87

Finding the Fourth Proportional to 1,006,900.61, 1,511,015.40 and 474,573.87

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Solution

The fourth proportional to 1,006,900.61, 1,511,015.40 and 474,573.87 is: 712,173.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,900.61 : 1,511,015.40 = 474,573.87 : x
  2. Step 2: Convert to fraction form
    1,006,900.61/1,511,015.40 = 474,573.87/x
  3. Step 3: Cross multiply
    1,006,900.61x = 1,511,015.40 × 474,573.87
  4. Step 4: Simplify right side
    1,006,900.61x = 717,088,426,007.60
  5. Step 5: Solve for x
    x = 717,088,426,007.60/1,006,900.61
  6. Step 6: Final answer
    x = 712,173.99

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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.