Home / 2,878,809.20-4,317,917.08-959,513.03

Finding the Fourth Proportional to 2,878,809.20, 4,317,917.08 and 959,513.03

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Solution

The fourth proportional to 2,878,809.20, 4,317,917.08 and 959,513.03 is: 1,439,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,809.20 : 4,317,917.08 = 959,513.03 : x
  2. Step 2: Convert to fraction form
    2,878,809.20/4,317,917.08 = 959,513.03/x
  3. Step 3: Cross multiply
    2,878,809.20x = 4,317,917.08 × 959,513.03
  4. Step 4: Simplify right side
    2,878,809.20x = 4,143,097,674,332.40
  5. Step 5: Solve for x
    x = 4,143,097,674,332.40/2,878,809.20
  6. Step 6: Final answer
    x = 1,439,170.64

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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.