Home / 1,521,521.74-2,282,586.98-496,920

Finding the Fourth Proportional to 1,521,521.74, 2,282,586.98 and 496,920

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Solution

The fourth proportional to 1,521,521.74, 2,282,586.98 and 496,920 is: 745,479.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,521.74 : 2,282,586.98 = 496,920 : x
  2. Step 2: Convert to fraction form
    1,521,521.74/2,282,586.98 = 496,920/x
  3. Step 3: Cross multiply
    1,521,521.74x = 2,282,586.98 × 496,920
  4. Step 4: Simplify right side
    1,521,521.74x = 1,134,263,122,101.60
  5. Step 5: Solve for x
    x = 1,134,263,122,101.60/1,521,521.74
  6. Step 6: Final answer
    x = 745,479.41

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1.5x scale

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.