Home / 1,637,441.40-2,456,162.10-917,043.60

Finding the Fourth Proportional to 1,637,441.40, 2,456,162.10 and 917,043.60

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Solution

The fourth proportional to 1,637,441.40, 2,456,162.10 and 917,043.60 is: 1,375,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,441.40 : 2,456,162.10 = 917,043.60 : x
  2. Step 2: Convert to fraction form
    1,637,441.40/2,456,162.10 = 917,043.60/x
  3. Step 3: Cross multiply
    1,637,441.40x = 2,456,162.10 × 917,043.60
  4. Step 4: Simplify right side
    1,637,441.40x = 2,252,407,734,367.56
  5. Step 5: Solve for x
    x = 2,252,407,734,367.56/1,637,441.40
  6. Step 6: Final answer
    x = 1,375,565.40

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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.