Home / 1,409,653.15-1,944,847.87-900,653.47

Finding the Fourth Proportional to 1,409,653.15, 1,944,847.87 and 900,653.47

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Solution

The fourth proportional to 1,409,653.15, 1,944,847.87 and 900,653.47 is: 1,242,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,653.15 : 1,944,847.87 = 900,653.47 : x
  2. Step 2: Convert to fraction form
    1,409,653.15/1,944,847.87 = 900,653.47/x
  3. Step 3: Cross multiply
    1,409,653.15x = 1,944,847.87 × 900,653.47
  4. Step 4: Simplify right side
    1,409,653.15x = 1,751,633,982,737.61
  5. Step 5: Solve for x
    x = 1,751,633,982,737.61/1,409,653.15
  6. Step 6: Final answer
    x = 1,242,599.28

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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.