Home / 1,231,637.10-1,847,455.65-808,622.70

Finding the Fourth Proportional to 1,231,637.10, 1,847,455.65 and 808,622.70

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Solution

The fourth proportional to 1,231,637.10, 1,847,455.65 and 808,622.70 is: 1,212,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,637.10 : 1,847,455.65 = 808,622.70 : x
  2. Step 2: Convert to fraction form
    1,231,637.10/1,847,455.65 = 808,622.70/x
  3. Step 3: Cross multiply
    1,231,637.10x = 1,847,455.65 × 808,622.70
  4. Step 4: Simplify right side
    1,231,637.10x = 1,493,894,575,833.26
  5. Step 5: Solve for x
    x = 1,493,894,575,833.26/1,231,637.10
  6. Step 6: Final answer
    x = 1,212,934.05

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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.