Home / 1,758,675.76-2,637,539.03-621,288.22

Finding the Fourth Proportional to 1,758,675.76, 2,637,539.03 and 621,288.22

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Solution

The fourth proportional to 1,758,675.76, 2,637,539.03 and 621,288.22 is: 931,764.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,675.76 : 2,637,539.03 = 621,288.22 : x
  2. Step 2: Convert to fraction form
    1,758,675.76/2,637,539.03 = 621,288.22/x
  3. Step 3: Cross multiply
    1,758,675.76x = 2,637,539.03 × 621,288.22
  4. Step 4: Simplify right side
    1,758,675.76x = 1,638,671,929,129.23
  5. Step 5: Solve for x
    x = 1,638,671,929,129.23/1,758,675.76
  6. Step 6: Final answer
    x = 931,764.66

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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.