Home / 1,644,592.80-2,467,058.40-620,785.45

Finding the Fourth Proportional to 1,644,592.80, 2,467,058.40 and 620,785.45

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Solution

The fourth proportional to 1,644,592.80, 2,467,058.40 and 620,785.45 is: 931,242.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,592.80 : 2,467,058.40 = 620,785.45 : x
  2. Step 2: Convert to fraction form
    1,644,592.80/2,467,058.40 = 620,785.45/x
  3. Step 3: Cross multiply
    1,644,592.80x = 2,467,058.40 × 620,785.45
  4. Step 4: Simplify right side
    1,644,592.80x = 1,531,513,952,852.63
  5. Step 5: Solve for x
    x = 1,531,513,952,852.63/1,644,592.80
  6. Step 6: Final answer
    x = 931,242.04

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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.