Home / 3,570,431.70-4,927,190.13-1,960,799.70

Finding the Fourth Proportional to 3,570,431.70, 4,927,190.13 and 1,960,799.70

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Solution

The fourth proportional to 3,570,431.70, 4,927,190.13 and 1,960,799.70 is: 2,705,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570,431.70 : 4,927,190.13 = 1,960,799.70 : x
  2. Step 2: Convert to fraction form
    3,570,431.70/4,927,190.13 = 1,960,799.70/x
  3. Step 3: Cross multiply
    3,570,431.70x = 4,927,190.13 × 1,960,799.70
  4. Step 4: Simplify right side
    3,570,431.70x = 9,661,232,928,746.96
  5. Step 5: Solve for x
    x = 9,661,232,928,746.96/3,570,431.70
  6. Step 6: Final answer
    x = 2,705,900.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.