Home / 1,580,965.76-2,371,826.56-516,009.80

Finding the Fourth Proportional to 1,580,965.76, 2,371,826.56 and 516,009.80

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Solution

The fourth proportional to 1,580,965.76, 2,371,826.56 and 516,009.80 is: 774,138.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,965.76 : 2,371,826.56 = 516,009.80 : x
  2. Step 2: Convert to fraction form
    1,580,965.76/2,371,826.56 = 516,009.80/x
  3. Step 3: Cross multiply
    1,580,965.76x = 2,371,826.56 × 516,009.80
  4. Step 4: Simplify right side
    1,580,965.76x = 1,223,885,748,860.29
  5. Step 5: Solve for x
    x = 1,223,885,748,860.29/1,580,965.76
  6. Step 6: Final answer
    x = 774,138.05

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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.