Home / 1,493,045.20-2,060,433.32-839,683.72

Finding the Fourth Proportional to 1,493,045.20, 2,060,433.32 and 839,683.72

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Solution

The fourth proportional to 1,493,045.20, 2,060,433.32 and 839,683.72 is: 1,158,780.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,045.20 : 2,060,433.32 = 839,683.72 : x
  2. Step 2: Convert to fraction form
    1,493,045.20/2,060,433.32 = 839,683.72/x
  3. Step 3: Cross multiply
    1,493,045.20x = 2,060,433.32 × 839,683.72
  4. Step 4: Simplify right side
    1,493,045.20x = 1,730,112,314,949.55
  5. Step 5: Solve for x
    x = 1,730,112,314,949.55/1,493,045.20
  6. Step 6: Final answer
    x = 1,158,780.94

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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.