Home / 1,624,880.56-2,435,729.96-678,521.92

Finding the Fourth Proportional to 1,624,880.56, 2,435,729.96 and 678,521.92

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Solution

The fourth proportional to 1,624,880.56, 2,435,729.96 and 678,521.92 is: 1,017,118.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,880.56 : 2,435,729.96 = 678,521.92 : x
  2. Step 2: Convert to fraction form
    1,624,880.56/2,435,729.96 = 678,521.92/x
  3. Step 3: Cross multiply
    1,624,880.56x = 2,435,729.96 × 678,521.92
  4. Step 4: Simplify right side
    1,624,880.56x = 1,652,696,169,060.72
  5. Step 5: Solve for x
    x = 1,652,696,169,060.72/1,624,880.56
  6. Step 6: Final answer
    x = 1,017,118.56

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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.