Home / 1,758,675.46-2,637,538.57-621,287.92

Finding the Fourth Proportional to 1,758,675.46, 2,637,538.57 and 621,287.92

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Solution

The fourth proportional to 1,758,675.46, 2,637,538.57 and 621,287.92 is: 931,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,675.46 : 2,637,538.57 = 621,287.92 : x
  2. Step 2: Convert to fraction form
    1,758,675.46/2,637,538.57 = 621,287.92/x
  3. Step 3: Cross multiply
    1,758,675.46x = 2,637,538.57 × 621,287.92
  4. Step 4: Simplify right side
    1,758,675.46x = 1,638,670,852,075.07
  5. Step 5: Solve for x
    x = 1,638,670,852,075.07/1,758,675.46
  6. Step 6: Final answer
    x = 931,764.21

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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.