Home / 1,950,147.60-2,925,221.40-1,312,418.40

Finding the Fourth Proportional to 1,950,147.60, 2,925,221.40 and 1,312,418.40

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Solution

The fourth proportional to 1,950,147.60, 2,925,221.40 and 1,312,418.40 is: 1,968,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,147.60 : 2,925,221.40 = 1,312,418.40 : x
  2. Step 2: Convert to fraction form
    1,950,147.60/2,925,221.40 = 1,312,418.40/x
  3. Step 3: Cross multiply
    1,950,147.60x = 2,925,221.40 × 1,312,418.40
  4. Step 4: Simplify right side
    1,950,147.60x = 3,839,114,389,433.76
  5. Step 5: Solve for x
    x = 3,839,114,389,433.76/1,950,147.60
  6. Step 6: Final answer
    x = 1,968,627.60

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1.5x scale

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.