Home / 4,925,101.80-7,387,652.70-1,331,423.40

Finding the Fourth Proportional to 4,925,101.80, 7,387,652.70 and 1,331,423.40

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Solution

The fourth proportional to 4,925,101.80, 7,387,652.70 and 1,331,423.40 is: 1,997,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925,101.80 : 7,387,652.70 = 1,331,423.40 : x
  2. Step 2: Convert to fraction form
    4,925,101.80/7,387,652.70 = 1,331,423.40/x
  3. Step 3: Cross multiply
    4,925,101.80x = 7,387,652.70 × 1,331,423.40
  4. Step 4: Simplify right side
    4,925,101.80x = 9,836,093,675,853.18
  5. Step 5: Solve for x
    x = 9,836,093,675,853.18/4,925,101.80
  6. Step 6: Final answer
    x = 1,997,135.10

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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.