Home / 1,867,278.60-2,800,529.10-802,355.40

Finding the Fourth Proportional to 1,867,278.60, 2,800,529.10 and 802,355.40

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Solution

The fourth proportional to 1,867,278.60, 2,800,529.10 and 802,355.40 is: 1,203,366.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,278.60 : 2,800,529.10 = 802,355.40 : x
  2. Step 2: Convert to fraction form
    1,867,278.60/2,800,529.10 = 802,355.40/x
  3. Step 3: Cross multiply
    1,867,278.60x = 2,800,529.10 × 802,355.40
  4. Step 4: Simplify right side
    1,867,278.60x = 2,247,019,646,242.14
  5. Step 5: Solve for x
    x = 2,247,019,646,242.14/1,867,278.60
  6. Step 6: Final answer
    x = 1,203,366.04

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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.