Home / 1,192,134.65-1,645,153.54-648,276.35

Finding the Fourth Proportional to 1,192,134.65, 1,645,153.54 and 648,276.35

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Solution

The fourth proportional to 1,192,134.65, 1,645,153.54 and 648,276.35 is: 894,625.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,134.65 : 1,645,153.54 = 648,276.35 : x
  2. Step 2: Convert to fraction form
    1,192,134.65/1,645,153.54 = 648,276.35/x
  3. Step 3: Cross multiply
    1,192,134.65x = 1,645,153.54 × 648,276.35
  4. Step 4: Simplify right side
    1,192,134.65x = 1,066,514,122,254.32
  5. Step 5: Solve for x
    x = 1,066,514,122,254.32/1,192,134.65
  6. Step 6: Final answer
    x = 894,625.56

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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.