Home / 1,903,921.47-2,855,269.85-1,004,845.77

Finding the Fourth Proportional to 1,903,921.47, 2,855,269.85 and 1,004,845.77

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Solution

The fourth proportional to 1,903,921.47, 2,855,269.85 and 1,004,845.77 is: 1,506,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,921.47 : 2,855,269.85 = 1,004,845.77 : x
  2. Step 2: Convert to fraction form
    1,903,921.47/2,855,269.85 = 1,004,845.77/x
  3. Step 3: Cross multiply
    1,903,921.47x = 2,855,269.85 × 1,004,845.77
  4. Step 4: Simplify right side
    1,903,921.47x = 2,869,105,825,956.81
  5. Step 5: Solve for x
    x = 2,869,105,825,956.81/1,903,921.47
  6. Step 6: Final answer
    x = 1,506,945.47

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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.