Home / 1,152,494.84-1,590,468.44-636,247.56

Finding the Fourth Proportional to 1,152,494.84, 1,590,468.44 and 636,247.56

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Solution

The fourth proportional to 1,152,494.84, 1,590,468.44 and 636,247.56 is: 878,035.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,494.84 : 1,590,468.44 = 636,247.56 : x
  2. Step 2: Convert to fraction form
    1,152,494.84/1,590,468.44 = 636,247.56/x
  3. Step 3: Cross multiply
    1,152,494.84x = 1,590,468.44 × 636,247.56
  4. Step 4: Simplify right side
    1,152,494.84x = 1,011,931,664,207.01
  5. Step 5: Solve for x
    x = 1,011,931,664,207.01/1,152,494.84
  6. Step 6: Final answer
    x = 878,035.74

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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.