Home / 1,184,010.52-1,633,901.34-647,455

Finding the Fourth Proportional to 1,184,010.52, 1,633,901.34 and 647,455

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Solution

The fourth proportional to 1,184,010.52, 1,633,901.34 and 647,455 is: 893,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,010.52 : 1,633,901.34 = 647,455 : x
  2. Step 2: Convert to fraction form
    1,184,010.52/1,633,901.34 = 647,455/x
  3. Step 3: Cross multiply
    1,184,010.52x = 1,633,901.34 × 647,455
  4. Step 4: Simplify right side
    1,184,010.52x = 1,057,877,592,089.70
  5. Step 5: Solve for x
    x = 1,057,877,592,089.70/1,184,010.52
  6. Step 6: Final answer
    x = 893,469.76

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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.