Home / 1,668,675.90-2,503,669.95-657,625.80

Finding the Fourth Proportional to 1,668,675.90, 2,503,669.95 and 657,625.80

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Solution

The fourth proportional to 1,668,675.90, 2,503,669.95 and 657,625.80 is: 986,697.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,675.90 : 2,503,669.95 = 657,625.80 : x
  2. Step 2: Convert to fraction form
    1,668,675.90/2,503,669.95 = 657,625.80/x
  3. Step 3: Cross multiply
    1,668,675.90x = 2,503,669.95 × 657,625.80
  4. Step 4: Simplify right side
    1,668,675.90x = 1,646,477,953,804.71
  5. Step 5: Solve for x
    x = 1,646,477,953,804.71/1,668,675.90
  6. Step 6: Final answer
    x = 986,697.27

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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.