Home / 1,510,305.81-2,265,210.90-415,835.31

Finding the Fourth Proportional to 1,510,305.81, 2,265,210.90 and 415,835.31

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Solution

The fourth proportional to 1,510,305.81, 2,265,210.90 and 415,835.31 is: 623,684.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,305.81 : 2,265,210.90 = 415,835.31 : x
  2. Step 2: Convert to fraction form
    1,510,305.81/2,265,210.90 = 415,835.31/x
  3. Step 3: Cross multiply
    1,510,305.81x = 2,265,210.90 × 415,835.31
  4. Step 4: Simplify right side
    1,510,305.81x = 941,954,676,816.88
  5. Step 5: Solve for x
    x = 941,954,676,816.88/1,510,305.81
  6. Step 6: Final answer
    x = 623,684.73

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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.