Home / 1,758,780.68-2,636,169.77-747,271.31

Finding the Fourth Proportional to 1,758,780.68, 2,636,169.77 and 747,271.31

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Solution

The fourth proportional to 1,758,780.68, 2,636,169.77 and 747,271.31 is: 1,120,056.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,780.68 : 2,636,169.77 = 747,271.31 : x
  2. Step 2: Convert to fraction form
    1,758,780.68/2,636,169.77 = 747,271.31/x
  3. Step 3: Cross multiply
    1,758,780.68x = 2,636,169.77 × 747,271.31
  4. Step 4: Simplify right side
    1,758,780.68x = 1,969,934,026,097.63
  5. Step 5: Solve for x
    x = 1,969,934,026,097.63/1,758,780.68
  6. Step 6: Final answer
    x = 1,120,056.67

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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.