Home / 3,557,399.70-4,909,213.14-1,925,807.04

Finding the Fourth Proportional to 3,557,399.70, 4,909,213.14 and 1,925,807.04

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Solution

The fourth proportional to 3,557,399.70, 4,909,213.14 and 1,925,807.04 is: 2,657,614.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,399.70 : 4,909,213.14 = 1,925,807.04 : x
  2. Step 2: Convert to fraction form
    3,557,399.70/4,909,213.14 = 1,925,807.04/x
  3. Step 3: Cross multiply
    3,557,399.70x = 4,909,213.14 × 1,925,807.04
  4. Step 4: Simplify right side
    3,557,399.70x = 9,454,197,225,872.51
  5. Step 5: Solve for x
    x = 9,454,197,225,872.51/3,557,399.70
  6. Step 6: Final answer
    x = 2,657,614.56

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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.