Home / 1,074,565.36-1,482,950.04-621,768.56

Finding the Fourth Proportional to 1,074,565.36, 1,482,950.04 and 621,768.56

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Solution

The fourth proportional to 1,074,565.36, 1,482,950.04 and 621,768.56 is: 858,069.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,565.36 : 1,482,950.04 = 621,768.56 : x
  2. Step 2: Convert to fraction form
    1,074,565.36/1,482,950.04 = 621,768.56/x
  3. Step 3: Cross multiply
    1,074,565.36x = 1,482,950.04 × 621,768.56
  4. Step 4: Simplify right side
    1,074,565.36x = 922,051,710,922.74
  5. Step 5: Solve for x
    x = 922,051,710,922.74/1,074,565.36
  6. Step 6: Final answer
    x = 858,069.45

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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.