Home / 1,054,384.40-1,579,426.20-653,795.60

Finding the Fourth Proportional to 1,054,384.40, 1,579,426.20 and 653,795.60

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Solution

The fourth proportional to 1,054,384.40, 1,579,426.20 and 653,795.60 is: 979,359.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,384.40 : 1,579,426.20 = 653,795.60 : x
  2. Step 2: Convert to fraction form
    1,054,384.40/1,579,426.20 = 653,795.60/x
  3. Step 3: Cross multiply
    1,054,384.40x = 1,579,426.20 × 653,795.60
  4. Step 4: Simplify right side
    1,054,384.40x = 1,032,621,900,084.72
  5. Step 5: Solve for x
    x = 1,032,621,900,084.72/1,054,384.40
  6. Step 6: Final answer
    x = 979,359.99

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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.