Home / 1,780,444.08-2,455,673.40-1,236,580.56

Finding the Fourth Proportional to 1,780,444.08, 2,455,673.40 and 1,236,580.56

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Solution

The fourth proportional to 1,780,444.08, 2,455,673.40 and 1,236,580.56 is: 1,705,550.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,444.08 : 2,455,673.40 = 1,236,580.56 : x
  2. Step 2: Convert to fraction form
    1,780,444.08/2,455,673.40 = 1,236,580.56/x
  3. Step 3: Cross multiply
    1,780,444.08x = 2,455,673.40 × 1,236,580.56
  4. Step 4: Simplify right side
    1,780,444.08x = 3,036,637,988,149.10
  5. Step 5: Solve for x
    x = 3,036,637,988,149.10/1,780,444.08
  6. Step 6: Final answer
    x = 1,705,550.89

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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.