Home / 2,687,291.02-4,032,670.70-981,291.48

Finding the Fourth Proportional to 2,687,291.02, 4,032,670.70 and 981,291.48

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Solution

The fourth proportional to 2,687,291.02, 4,032,670.70 and 981,291.48 is: 1,472,570.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,291.02 : 4,032,670.70 = 981,291.48 : x
  2. Step 2: Convert to fraction form
    2,687,291.02/4,032,670.70 = 981,291.48/x
  3. Step 3: Cross multiply
    2,687,291.02x = 4,032,670.70 × 981,291.48
  4. Step 4: Simplify right side
    2,687,291.02x = 3,957,225,399,555.64
  5. Step 5: Solve for x
    x = 3,957,225,399,555.64/2,687,291.02
  6. Step 6: Final answer
    x = 1,472,570.47

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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.