Home / 1,006,985.24-1,389,640.02-554,273

Finding the Fourth Proportional to 1,006,985.24, 1,389,640.02 and 554,273

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Solution

The fourth proportional to 1,006,985.24, 1,389,640.02 and 554,273 is: 764,896.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,985.24 : 1,389,640.02 = 554,273 : x
  2. Step 2: Convert to fraction form
    1,006,985.24/1,389,640.02 = 554,273/x
  3. Step 3: Cross multiply
    1,006,985.24x = 1,389,640.02 × 554,273
  4. Step 4: Simplify right side
    1,006,985.24x = 770,239,942,805.46
  5. Step 5: Solve for x
    x = 770,239,942,805.46/1,006,985.24
  6. Step 6: Final answer
    x = 764,896.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.