Home / 3,111,001.80-4,666,502.70-981,738.60

Finding the Fourth Proportional to 3,111,001.80, 4,666,502.70 and 981,738.60

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Solution

The fourth proportional to 3,111,001.80, 4,666,502.70 and 981,738.60 is: 1,472,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,001.80 : 4,666,502.70 = 981,738.60 : x
  2. Step 2: Convert to fraction form
    3,111,001.80/4,666,502.70 = 981,738.60/x
  3. Step 3: Cross multiply
    3,111,001.80x = 4,666,502.70 × 981,738.60
  4. Step 4: Simplify right side
    3,111,001.80x = 4,581,285,827,594.22
  5. Step 5: Solve for x
    x = 4,581,285,827,594.22/3,111,001.80
  6. Step 6: Final answer
    x = 1,472,607.90

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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.