Home / 2,015,348.74-2,781,259.96-1,144,264.46

Finding the Fourth Proportional to 2,015,348.74, 2,781,259.96 and 1,144,264.46

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Solution

The fourth proportional to 2,015,348.74, 2,781,259.96 and 1,144,264.46 is: 1,579,129.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,348.74 : 2,781,259.96 = 1,144,264.46 : x
  2. Step 2: Convert to fraction form
    2,015,348.74/2,781,259.96 = 1,144,264.46/x
  3. Step 3: Cross multiply
    2,015,348.74x = 2,781,259.96 × 1,144,264.46
  4. Step 4: Simplify right side
    2,015,348.74x = 3,182,496,926,249.02
  5. Step 5: Solve for x
    x = 3,182,496,926,249.02/2,015,348.74
  6. Step 6: Final answer
    x = 1,579,129.64

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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.