Home / 1,560,596.40-2,340,894.60-812,545.20

Finding the Fourth Proportional to 1,560,596.40, 2,340,894.60 and 812,545.20

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Solution

The fourth proportional to 1,560,596.40, 2,340,894.60 and 812,545.20 is: 1,218,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,596.40 : 2,340,894.60 = 812,545.20 : x
  2. Step 2: Convert to fraction form
    1,560,596.40/2,340,894.60 = 812,545.20/x
  3. Step 3: Cross multiply
    1,560,596.40x = 2,340,894.60 × 812,545.20
  4. Step 4: Simplify right side
    1,560,596.40x = 1,902,082,670,935.92
  5. Step 5: Solve for x
    x = 1,902,082,670,935.92/1,560,596.40
  6. Step 6: Final answer
    x = 1,218,817.80

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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.