Home / 2,303,009.74-3,178,158.96-1,284,480.10

Finding the Fourth Proportional to 2,303,009.74, 3,178,158.96 and 1,284,480.10

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Solution

The fourth proportional to 2,303,009.74, 3,178,158.96 and 1,284,480.10 is: 1,772,585.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303,009.74 : 3,178,158.96 = 1,284,480.10 : x
  2. Step 2: Convert to fraction form
    2,303,009.74/3,178,158.96 = 1,284,480.10/x
  3. Step 3: Cross multiply
    2,303,009.74x = 3,178,158.96 × 1,284,480.10
  4. Step 4: Simplify right side
    2,303,009.74x = 4,082,281,938,756.70
  5. Step 5: Solve for x
    x = 4,082,281,938,756.70/2,303,009.74
  6. Step 6: Final answer
    x = 1,772,585.62

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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.