Home / 1,580,035.93-2,180,511.46-891,731.83

Finding the Fourth Proportional to 1,580,035.93, 2,180,511.46 and 891,731.83

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Solution

The fourth proportional to 1,580,035.93, 2,180,511.46 and 891,731.83 is: 1,230,624.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,035.93 : 2,180,511.46 = 891,731.83 : x
  2. Step 2: Convert to fraction form
    1,580,035.93/2,180,511.46 = 891,731.83/x
  3. Step 3: Cross multiply
    1,580,035.93x = 2,180,511.46 × 891,731.83
  4. Step 4: Simplify right side
    1,580,035.93x = 1,944,431,474,561.77
  5. Step 5: Solve for x
    x = 1,944,431,474,561.77/1,580,035.93
  6. Step 6: Final answer
    x = 1,230,624.85

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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.