Home / 1,042,438.86-1,438,412.58-583,529.58

Finding the Fourth Proportional to 1,042,438.86, 1,438,412.58 and 583,529.58

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Solution

The fourth proportional to 1,042,438.86, 1,438,412.58 and 583,529.58 is: 805,185.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,438.86 : 1,438,412.58 = 583,529.58 : x
  2. Step 2: Convert to fraction form
    1,042,438.86/1,438,412.58 = 583,529.58/x
  3. Step 3: Cross multiply
    1,042,438.86x = 1,438,412.58 × 583,529.58
  4. Step 4: Simplify right side
    1,042,438.86x = 839,356,288,674.12
  5. Step 5: Solve for x
    x = 839,356,288,674.12/1,042,438.86
  6. Step 6: Final answer
    x = 805,185.15

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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.