Home / 933,145.60-1,399,718.40-746,521.60

Finding the Fourth Proportional to 933,145.60, 1,399,718.40 and 746,521.60

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Solution

The fourth proportional to 933,145.60, 1,399,718.40 and 746,521.60 is: 1,119,782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,145.60 : 1,399,718.40 = 746,521.60 : x
  2. Step 2: Convert to fraction form
    933,145.60/1,399,718.40 = 746,521.60/x
  3. Step 3: Cross multiply
    933,145.60x = 1,399,718.40 × 746,521.60
  4. Step 4: Simplify right side
    933,145.60x = 1,044,920,019,517.44
  5. Step 5: Solve for x
    x = 1,044,920,019,517.44/933,145.60
  6. Step 6: Final answer
    x = 1,119,782.40

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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.