Home / 1,956,593.60-2,934,890.40-1,318,864.40

Finding the Fourth Proportional to 1,956,593.60, 2,934,890.40 and 1,318,864.40

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Solution

The fourth proportional to 1,956,593.60, 2,934,890.40 and 1,318,864.40 is: 1,978,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,593.60 : 2,934,890.40 = 1,318,864.40 : x
  2. Step 2: Convert to fraction form
    1,956,593.60/2,934,890.40 = 1,318,864.40/x
  3. Step 3: Cross multiply
    1,956,593.60x = 2,934,890.40 × 1,318,864.40
  4. Step 4: Simplify right side
    1,956,593.60x = 3,870,722,466,461.76
  5. Step 5: Solve for x
    x = 3,870,722,466,461.76/1,956,593.60
  6. Step 6: Final answer
    x = 1,978,296.60

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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.